Giáo án tiếng anh 4 cả năm

187 283 0
Giáo án tiếng anh 4 cả năm

Đang tải... (xem toàn văn)

Tài liệu hạn chế xem trước, để xem đầy đủ mời bạn chọn Tải xuống

Thông tin tài liệu

Grade 4- School year: 2016-2017 WEEK 1: (15/8-19/8/2016) Date of teaching: 17/8/2016 Class: 4B, 4D, 4C, 4A Unit Lesson 1(1,2,3) Period Page UNIT 1: Nice to see you again I objectiveS By the end of the lesson, Ss will have been able to greet and respond to greetings formally Cuối tiết học, Hs chào đáp lại lời chào II.Language Focus Vocabulary: morning, afternoon, evening, night Sentence patterns : Good morning Nice to see you again III Resources Recordings, flash cards, books, pictures, puppets IV TEACHING METHOD Teacher – whole class, individual work, pair work, group work, TPR V Procedure Look, listen and repeat Point and say Listen and tick Content -Time Teacher’s activities Students’ activities A Warm up (1-3’) Head,shoulders, - T guides Ss to sing the song - Ss sing the song knees and toes - T asks Ss to guess the topic of the - Ss guess lesson - Ss listen and repeat - T introduces the new lesson, reads aloud B New lesson Look, listen and - T asks Ss to look at the pictures on the - Ss look repeat (4-5’) Grade 4- School year: 2016-2017 screen, identify the charaters, give the ideas - T sets the scence - T asks Ss to listen the recording through - T plays the recording again, pausing after each sentence - T divides the class into two groups - T checks to make sure Ss can repeat and understand the dialogue Point and say (1-2’) a New words (4’5’) Morning: buổi sáng Afternoon: buổi chiều Evening: buổi tối Night : đêm * Game: (4-5’) Who Is Faster? - T asks Ss to look at the picture on the screen - T asks Ss to identifythe characters and time - T sets the scene *T teaches the new words - T points topictures on the screen - T introducestime, reads aloud * T checks : - T divides class into groups - T guides Ss to play a game - T puts cards on the desks b Model Sentences - T turns on a piece of music, asks Ss to (3-4’) find out the cards as fast as possible T teaches the Sentence patterns Good morning - T sets the scence using pupets, pictures Nice to see you - T introduces the M S again - T models to greet and respond to greetings formally c Look and say - T repeats the steps with other pictures (4-5’) -T divides class into 2, guides Ss to practise greeting and responding to - Ss identify, give the ideas - Ss listen, find, give their ideas - Ss listen and repeat in chorus twice - Ss read the dialogue, swap roles - Ssperform the task in front of the class - Ss look, identify - Ss listen - Ss look at the screen - Ss listen, repeat, read - Ss listen - Ss play the game -> Ss listen, choose the card fast - Ss listen, observe - S listen - Ss observe, repeat - Ss, repeat the steps - Ss play roles to practise Grade 4- School year: 2016-2017 greetings formallyusing Ps as cues - T asks Ss to prastise in pairs - T monitors the activity, helps and corrects Ss' mistakes when necessary - T selects a few pairs to perform the task in front of the class, using Ps Listen and tick a Pre-listening(23’) b Whilelistening(4-5’) 1.b 2.a 3.a c Post-listening(45’) C Reinforcement (2-3’) - Ss swap their roles to practise - Ss prastise - Ss perform the task - T sets the scene - T asks Ss to identify time and guess the picture - T gives the requirement of the listening the task : listen to the recording about different greetings of the day and tick the correct pictures - T plays the recording twice - T asks Ss to the task, then shares the answer with partner - T asks Ss to write the answer on the subboard - T plays the recording once more, checks the answer and asks Ss the reason why they so - T asks Ss to talk about time in each picture and real time - Ss listen - Ss look at the picture, identify and guess - Ss listen - T checks Ss’knowledge by guiding Ss to chant - Ss chant - Ss coppy S.P & words - Ss chat with their friends, greet and respond to greetings formally D Homelink - Ss listen and tick - Ss compare their answers with their partner -Ss write their answer -Ss listen again to check - Ss the task - Ss perform the task in front of the class Grade 4- School year: 2016-2017 Date of teaching: 18/8/2016 Class: 4C, 4B, 4A, 4D Unit Lesson 1(1,2,3) Period Page UNIT 1: Nice to see you again I objectiveS By the end of the lesson, Ss will have been able tosay and respond to goodbye Cuối tiết học, Hs nói đáp lại lời tạm biệt II.Language Focus Vocabulary: tomorrow, later, see, meet Sentence patterns : Goodbye/ Bye See you tomorrow / See you later III Resources Recordings, flash cards, books, pictures, puppets IV TEACHING METHOD Teacher – whole class, individual work, pair work, group work, TPR V Procedure Look, listen and repeat Point and say Let’s talk Content -Time A Warm up (1-3’) Hello song B New lesson 1.Look, listen and repeat (4-5’) Point and say (1-2’) Teacher’s activities Students’ activities - T guides Ss to sing the song - T asks Ss to guess the topic of the - Ss sing the Grade lesson 4- School year: 2016-2017 - Ss guess - T introduces the new lesson, reads - Ss listen and repeat aloud - T asks Ss to look at the pictures on the screen, identify the charaters, give the ideas - T sets the scence - T asks Ss to listen the recording through - T plays the recording again, pausing after each sentence - T divides the class into two groups - T checks to make sure Ss can repeat and understand the dialogue - T asks Ss to look at pictures on the screen a New words (4’- T asks Ss to identifycharacters 5’) - T sets the scene *T teaches the new words Tomorrow:ngày - T points topictures on the screen mai - T introduceswords, reads aloud Later: sau * T checks : See: gặp - T divides class into groups Meet: gặp - T guides Ss to play a game * Game: (4-5’) - T puts numbers card on the desks Who Is Faster? - T turns on a piece of music, asks Ss to find out the numbers as fast as possible T teaches the Sentence patterns - T sets the scence using pupets, family members’ pictures - T introduces the M S b Model Sentences - T models to say and respond to (3-4’) goodbye Goodbye/ Bye - T repeats the steps with other pictures See you tomorrow -T divides class into 2, guides Ss to - Ss look - Ss identify, give the ideas - Ss listen - Ss listen, find, give their ideas - Ss listen and repeat in chorus twice - Ss read the dialogue, swap roles - Ssperform the task in front of the class - Ss look, identify - Ss listen - Ss look at the screen - Ss listen, repeat, read - Ss listen - Ssplay the game -> Ss listen, choose the card fast - Ss listen, observe - S listen - Ss observe, repeat Grade 4- School year: 2016-2017 WEEK 2: (22/8-26/8/2016) Date of teaching: 24/8/2016 Class: 4B, 4D, 4C, 4A Unit Lesson 3(1,2,3) Period Page 10 UNIT 1: Nice to see you again I objectiveS By the end of the lesson, Ss will have been able to pronounce correctly: + The sound / l /as inthe word Linda, as inthe sentenceHello,Linda + The sound /n /as inword night, as inthe sentenceGoodnight As in the chantHello, friends! Cuối tiết học, Hs phát âm + Âm/ l /nhưtrong từ Linda, câu Hello, Linda + Âm /n/nhưtrong từ night, câu Goodnight Như chantHello, friends! II.Language Focus Vocabulary: revise the words about greetings Sentence patterns : revise the sentences of greetings III REsources Recordings, book, pictures, word card IV TEACHING METHOD Teacher – whole class, individual work, pair work, group work, TPR V Procedure Listen and repeat Listen and write Let’s chant Content -Time Teacher’s activities Students’ activities A Warm up (23’) - T asks Ss to sing a song and dance - Ss sing and dance Hello song - T introduces the new lesson - Ss listen, repeat Grade 4- School year: 2016-2017 B New lesson Look, listen and repeat (8’-10’) / l/ /n/ * Game: Hot chair /l/ lion,lamp /n/ night,nice, Listen and circle a Pre-listening (1-2’) - T plays the CD, asks Ss to listen and find out the letters - T holds up the letter cards - T introduces the sounds of the letters, reads - T asks Ss to look at the words Linda and night, the sentences: Hello, Linda and goodnight, noticing the different colored letters - T introduces the way to pronounce - T guides Ss to pronounce - T plays the recording - T models to chant - T asks Ss to practise chanting - T calls Ss to chant in front of the class - T guides Ss to play a game: -> T chooses Ss in each group -> T puts a chair in front of the board, reads aloud words that have sounds: / l/ , /n/(word by word) - T gives points - T asks Ss to look at the screen - T asks Ss to discuss to guess the missing words to fill in the blanks - T plays the recording twice - T asks Ss to exchange their answers b While-listening with their partners (3-4’) - T plays the recording once more - T asks Ss to write the answers on the sub - board - T checks the answers ->T plays the related part of the recording - Ss listen, find out - Ss read - Ss repeat - Ss identify - Ss listen - Ss listen, repeat - Ss read after - Ss practise - Ss share with class - Ss listen, a S runs fast, write the right word to the board then sits on the chair quickly - Ss look, discuss, give their comments - Ss listen, the task - Ss exchange their answers - Ss listen again, check the answers - Ss write the answers Grade 4- School year: 2016-2017 again, asks a few Ss how they come to their answers - T reads out the correct answers to the class c Post-listening - T sets the scene, asks Ss to play the (3- 4’’) roles to use sentences - T selects a few Ss to perform the task in front of the class Let’s chant ( 6- - T shows the picture 8’) - T asks Ss about the characters - T tells Ss that they are going to chant about greetings - T plays the recording through - T chants sentence by sentence - T repeats this stepa few times - T plays the recording again - T asks Ss to chant without the rhythm C Reinforcement (1-2’) - T holds a game, guides Ss to play Game: Matching D Homelink - Ss answer - Ss check - Ss play the roles - Ss the task - Ss perform the task - Ss look - Ss answer - Ss listen - Ss listen - Ss repeat after - Ss repeat - Ss chant after the recording - Ss chant, perform the task - Ss play the game - Ss copy down the content of lesson - Ss listen the chant again & learn by heart Date of teaching: 25/8/2016 Class: 4C, 4B, 4A, 4D Unit Lesson 1(1,2,3) Period UNIT 2: I’m from Japan Page 12 Grade 4- School year: 2016-2017 I objectiveS By the end of the lesson, Ss will have been able toask and answer questions about where someone is from Cuối tiết học, Hs hỏi-đáp bạn đến từ đâu II.Language Focus Vocabulary: America, Australia, England, Japan, Vietnam Sentence patterns : A: Where are you from? B: I’m from Vietnam III Resources Recordings, flash cards, books, pictures, puppets IV TEACHING METHOD Teacher – whole class, individual work, pair work, group work, TPR V Procedure Look, listen and repeat Point and say Listen and tick Content –Time A Warm up (1-3’) Play Bingo Game B New lesson Look, listen and repeat (4-5’) Point and say (1-2’) a New words (4’-5’) America: nước Mỹ Australia: Nước Úc England: nước Anh Japan: nước Nhật Bản Vietnam: Nước Việt Nam * Game: (4-5’) Who Is Faster? b Model Sentences (3-4’) A: Where are you from? Teacher’s activities - T guides Ss to play game - T asks Ss to guess the topic of the Grade lesson4- School year: 2016-2017 - T introduces the new lesson, reads aloud Students’ activities - Ss play game - Ss guess - Ss listen and repeat - T asks Ss to look at the pictures on the screen, identify the charaters, give the ideas - T sets the scence - T asks Ss to listen the recording through - T plays the recording again, pausing after each sentence - T divides the class into two groups - T checks to make sure Ss can repeat and understand the dialogue - Ss look - Ss identify, give the ideas - Ss listen -Ss listen, find, give their ideas - Ss listen and repeat in chorus twice - Ss read the dialogue, swap roles - Ssperform the task in front of the class - T asks Ss to look at pictures on the screen - T asks Ss to identifyflags and symbols of the country - T sets the scene *T teaches the new words - T points picture of rooms in the house on the screen - T introducesrooms in the house , reads aloud * T checks : - T divides class into groups - T guides Ss to play a game - T puts flags on the desks - T turns on a piece of music, asks Ss to find out the pictures as fast as possible T teaches the Sentence patterns 10using pupets,flags - T sets the scence - T introduces the M S - T models to ask and answer where someone is from - Ss look, identify - Ss listen - Ss look at the screen - Ss listen, repeat, read - Ss listen - Ssplay the game -> Ss listen, choose the card fast - Ss listen, observe - S listen - Ss observe, repeat Let’s talk ( 5’ – 6’) C Reinforcement (2-3’) Shop ship D Homelink Grade 4- School year: 2016-2017 pictures and speaking - Call a few pairs to act out the dialogues in front of the class - Check as a class and correct pronunciation, if necessary - Tell Ss that they are going to revise what they have learnt in Lesson and - Ask Ss to work in pairs - Call a few pairs to act out the dialogues in front of the class - T checks Ss’knowledge by guiding Ss to play game - Ss swap their roles to practise - Ss prastise - Ss perform the task - Ss listen and repeat - Ss prastise - Ss perform the task - Ss play a game - Chat with their friends expressing reasons why they like/ don’t like some animals Date of teaching: 4/5/2017 Class: 4C, 4B, 4A, 4D Unit 20 Lesson (1,2,3) Period 68 Page 68 UNIT 20 WHAT ARE YOU GOING TO DO THIS SUMMER? I Objectives - By the end of the lesson, Ss will have been able to: + pronounce three-syllable words with the stress on the second syllable + listen and to read for specific information - Cuối tiết học, học sinh biết phát âm trọng âm từ có âm tiết; nghe để lấy thông tin chi tiết II Language focus - Phonics: de’licious e’normous No’vember De’cember III Teaching method - Teacher – Whole class, Group work, Pair work, Individual work IV Resourses - Flash cards, recordings, book V Procedure 173 Grade 4- School year: 2016-2017 Content – Time I.Warm up (2’-3’) Song: You are happy in summer holiday! II New lesson Listen and repeat (10’-12’) *Game: Who is faster? Listen, circle and write Then say aloud (8’-10’) a Pre-listening b While-listening b expensive b enormous a November a September c Post-listening Let’s chant (8’-10’) Teacher’s activities - T plays the recording - T underlines the word delicious, asks Ss: + How many syllables does it have? + Which syllable is stressed? Students’ activities - Ss sing along - Ss answer - T sets the scene - T shows the words de’licious, e’normous , No’vember, De’cember on the screen - T plays the recording - T plays the recording again - T shows sentences on the screen - T plays the recording - T has Ss choral and individual repetition of the sounds, words and sentences until Ss feel confident - T guides Ss to play the game - T divides the class into groups - T shows one three-syllable word, then play CD and give three choices - Do the same with some other words - Ss answer - T asks Ss to read the sentences in silence and guess the words to fill in the blanks - T plays the recording all the way through for Ss to listen while they are looking closely at the pictures in their books - T plays the recording again for Ss to listen and the task - T asks Ss to swap their work in pairs - T checks the answers - T asks Ss to read the sentences aloud - T shows the picture on the screen - T asks Ss to guess: + Where are they? - Ss listen - Ss read in silence and say the words they guess - Ss listen 174 - Ss listen - Ss repeat - Ss repeat - Ss the task - Ss listen - Ss listen and choose the correct answer - Ss the task - Ss swap their work - Ss say their answers - Ss read aloud - Ss look - Ss answer Grade 4- School year: 2016-2017 + Where are they going to stay? + What are they going to eat? - T has Ss read the chant and check comprehension - T plays the recording a few times for Ss to choral repetition - T shows some flash cards - T puts the class into two groups to practice chanting - T calls two pairs to the front of the class to chant ’ ’ Homelink (1 -2 ) - Ask Ss to practice pronouncing the words at home - Ss read the chant - Ss repeat chorally - Ss look at the flash cards and read the chant - Ss practice in groups - Ss perform the task in front of the class WEEK 35: (8/5/2017-12/5/2017) Date of teaching: 10/5/2-17 Class: 4B, 4D, 4C, 4A Review (1,2,3,4,5) Period 69 Page 70,71 REVIEW I Objectives - In this review unit, the teacher will help Ss revise the topics, language competences, sentence patterns, vocabulary and phonics they have learnt from Unit 16 – 20 - Trong ôn tập này, giáo viên giúp học sinh ôn tập chủ đề, mẫu câu, từ vựng ngữ âm học từ 16 đến 20 II Teaching method Teacher – Whole class, Group work, Pair work, Individual work III Resourses Pictures, recordings, larged-sized sheets of paper for the phonics, vocabulary, sentence patterns and pictures for talking, book map of Unit 16 – 20 IV Procedure Content – Time I.Warm up (4’-5’) Teacher’s activities - Ss sing all the songs of Units from 16175 Students’ activities - Ss sing Grade 4- School year: 2016-2017 20 II New lesson Sentence patterns (8’-10’) Vocabulary (8’-10’) Phonics (6’- 8’) Homelink (2’- 3’) - Get Ss to look at the book map in the Student’s Book - Ask them to read the text in silence for a few minutes Then say: Today you are going to a revision of five units, from Unit 16 to Unit 20 - Draw Ss’attentionto the Sentence Patterns column and get them to repeat each line in it - Elicite Ss’answers to the purpose of using each exchange - Draw Ss’attention the Vocabulary column - Get Ss to repeat each word and check their comprehension - Ask Ss to make sentences using some vocabulary in the column: bookshop, blouse, go skating, monkey - Draw Ss’attention the Phonic column - Get Ss to repeat each word Tell them to notice the underlined letters - Ask Ss to find more words which have parts pronounced the same with: ‘sandal, ‘ trousers, re’peat, ‘crocodile - Ss Review on page from 82 to 87 at home - Ss read the text - Ss repeat - Ss answer - Ss repeat - Ss make sentences - Ss repeat Date of teaching: 11/5/2017 Class: 4C, 4B, 4A, 4D Final test Period 70 FINAL TEST PART LISTENING Question 1: Listen and tick 1.0p (Nghe đánh dấu ) 176 Grade 4- School year: 2016-2017 Question Listen and number.1p Question 3: Listen and circle 1.0p (Nghe khoanh tròn đáp án đúng) Mai wants to go for a …… a picnic b walk Phong wants to go … a fishing b skating Linda’s phone number is a 0999 291 196 b 0999 291 195 Nam’s phone number is … a 0438 456 339 b 0463 393 845 PART READING AND WRITING Question 4: Complete the sentences 1.25p (Nhìn tranh hoàn thành câu sau) 177 Grade 4- School year: 2016-2017 What you at Tet? I We _ at 7.00 a.m What’s your favorite food? It’s _ What they want to buy? They want to buy some _ How much are the trousers? They are Question 5: Read and match 1.25p (Đọc nối.) A B Key What does your mother do? a They're 96,000 dong 1->…… How much are the jeans? b It's 0912 529 638 2->…… What's your phone number? c I want to see lions 3->…… What animal you want to see? d She's a nurse 4->…… Would you like some orange juice? e Yes, please 5->…… Question 6: Put the words in order 1p (Xếp từ thành câu hoàn chỉnh) 178 Grade 4- School year: 2016-2017 from/Where/you/are? _ today? /is/ day/What _ you / to / What animal /see? /do /want _ are /What /going / Sunday?/ they /do/ to/ next _ Question 7: Look and write 2p ( Nhìn viết.) Nam likes……………… because they are beautiful Mai does not like ………………… because they are scary Linda and Peter like …………… because they are big Phong and Tony like …………………… because they are fast PART SPEAKING 179 Grade 4- School year: 2016-2017 Question 8: Look and write 1.5p Listen and repeat Point, ask and answer Listen and comment Interview ĐÁP ÁN PART LISTENING Question 1: Listen and tick 1.0p (Nghe đánh dấu ) Question Listen and number.1p Question 3: Listen and circle 1.0p (Nghe khoanh tròn đáp án đúng) Mai wants to go for a …… a picnic b walk 180 Grade 4- School year: 2016-2017 Phong wants to go … a fishing b skating Linda’s phone number is a 0999 291 196 b 0999 291 195 Nam’s phone number is … a 0438 456 339 b 0463 393 845 PART READING AND WRITING Question 4: Complete the sentences 1.25p (Nhìn tranh hoàn thành câu sau) What you at Tet? I make Banh Chung We go to school at 7.00 a.m What’s your favorite food? It’s chicken What they want to buy? They want to buy some books How much are the trousers? They are 91,000 dong Question 5: Read and match 1.25p (Đọc nối.) A B What does your mother do? a They're 96,000 dong How much are the jeans? b It's 0912 529 638 What's your phone number? c I want to see lions What animal you want to see? d She's a nurse Would you like some orange juice? e Yes, please 181 Key 1->… D… 2->… A… 3->… B… 4->… C… 5->… E… Grade 4- School year: 2016-2017 Question 6: Put the words in order 1p (Xếp từ thành câu hoàn chỉnh) from/Where/you/are? Where are you from? today? /is/ day/What What day is today? you / to / What animal /see? /do /want What animal you want to see? are /What /going / Sunday?/ they /do/ to/ next What are they going to next Sunday? Question 7: Look and write 2p ( Nhìn viết.) Nam likes………zebras……… because they are beautiful Mai does not like …………crocodiles……… because they are scary Linda and Peter like ……bears……… because they are big Phong and Tony like …………kangaroos………… because they are fast PART SPEAKING Question 8: Look and write 1.5p Listen and repeat Point, ask and answer 182 Grade 4- School year: 2016-2017 Listen and comment Interview The End SEMESTER TEST I PART I LISTENING Question Listen and number A These blue shorts are 50,000 dong B My brother’s shoes are 98,000 dong 183 Grade 4- School year: 2016-2017 That brown dress is 25,000 dong His trousers are 70,000 dong C D Question Listen and colour A B A B A B A B Question Listen and draw the lines There is an example Mary Akio Peter Nam Question Listen and tick Example: A V Let’s go to the bookshop B Let’s go to the sweets shop A B A B A B My father goes home at 6.50 My father goes home at 6.15 I like elephants because they are friendly I like elephants because they are funny He’s going to eat beef He’s going to eat meat 184 Li Li Alan Grade 4- School year: 2016-2017 Would you like to go fishing? Would you like to go skating? A B Question Listen and complete Example: Mrs Brown is …tall… The skirt is …………… dong My favourite food is……………… I want to go to the…………… How much are the ……………… PART II READING AND WRITING Question Look and read Put a tick ( )or a cross ( ) in the box as example Let’s go to the zoo It’s twelve o’clock I’ve got Science today My mother is a clerk I like zebras because they’re beautiful Question Read and write the suitable words in the gaps My family is going to have holiday (0)…in… Nha Trang this summser We are going to stay in (1)…………… big hotel by the sea In the morning, we are going to swim in (2)……… sea In the afternoon, we are going to play football (3) 185 ………… Grade 4- School year: 2016-2017 build sandcastles on the beach We are going to eat seafood in a restaurant Seafood (4)……………… delicious Our holiday is going to be very nice Question Look at the pictures and the letters Write the words Ch _ ld_en’s Day h o _ pit_ _ je _ n _ _ a _ mer Question Fill in each gap with a suitable word from the box at In Strong Example: How much is the…blouse…? He’s big and …………… I have dinner ……….7.30 p.m Why you want to go to the……………? I’m going to Ha Long Bay…………… July PART III SPEAKING Question 10 I Listen and repeat What time you get up/ have breakfast/…… ? What does your father/ mother/ sister/ brother do? What’s your favourite food/ drink? When’s Tet/ Christmas/ Mid-Autumn Festival? 186 bookshop blouse Grade 4- School year: 2016-2017 What are you going to this Sunday/ summer/…….? II Point, ask and answer GV vào đồng hồ hỏi: - What time is it? GV vào ảnh gấu hỏi: - What animal is this? GV vào ảnh người hỏi: - What’s she/ he wearing? III Listen and comment GV vào ảnh ngựa vằn nói: - It’s a bear/ elephant/ zebra, …… HS: Yes/ No True/ False GV vào ảnh người nói: - He’s wearing a shirt/ jeans/ trousers/ shoes, ………… HS: Yes/ No True/ False _ 187 ... words (4 -5’) January: tháng February: tháng March: tháng April: tháng May: tháng June : tháng July: tháng August: tháng September: tháng October: tháng 10 November: tháng 11 December: tháng 12... chant again & learn by heart Grade 4- School year: 2016-2017 Date of teaching: 22/9/2016 Class: 4C, 4B, 4A, 4D Unit Lesson 1(1,2,3) Period 10 Page 24 UNIT 4: WHEN’S YOUR BIRTHDAY? I objectiveS... someone’s birthday Date of teaching: 29/9/2016 30 Grade 4- School year: 2016-2017 Class: 4C, 4B, 4A, 4D Unit Lesson 3(1,2 ,4) Period 12 Page 28 UNIT 4: WHEN’S YOUR BIRTHDAY? I objectiveS By the end of

Ngày đăng: 01/07/2017, 11:30

Từ khóa liên quan

Tài liệu cùng người dùng

Tài liệu liên quan