past simple past continuous and past perfect exercises pdf

TChon 15 PRESENT PERFECT AND PAST SIMPLE TENSE.doc

Ngày tải lên : 08/07/2013, 01:27

... recently, don’t you think? 6 My grandfather died 30 years ago. I (never/meet) him. 4. Fill in the blanks with modals: must - have to - ought to - used to 1. You wash your hands before meals. 2. It’s ... seventeen. In the play, she must appear in a bright red dress and long black stockings. Last year in another play, she had to wear short socks and a bright, orange-colored dress. If anyone asks her ... the party? 7. There are many clouds in the sky. It (rain) ….…… …………………………… 6. Read the passage and answer the following questions: My aunt Nhan is an actress. She must be at least thirty-five....

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past continuous or past simple

Ngày tải lên : 31/08/2013, 01:10

... same time in the past. Eg. Mark was reading a book and Tony was watching television. BE CAREFUL!!!! The past continuous and the past simple are often used together. The past simple interrupts ... action of the past continuous. Eg. I was watching television when my friend arrived. BE CAREFUL!!!! The past continuous and the past simple are often used together. The past simple interrupts ... at the same time in the past. Eg. Mark was reading a book and Tony was watching television. We use the past continuous to talk about an action that started in the past but not finished at...

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Past Simple Form Other Verbs - Mixed Exercise 2 pdf

Ngày tải lên : 27/06/2014, 21:20

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Đề tài " Classical and modular approaches to exponential Diophantine equations I. Fibonacci and Lucas perfect powers " pdf

Ngày tải lên : 06/03/2014, 08:21

... and (ii) are treated in Sections 5 and 6, respectively. Sections 7 and 8 are devoted to step (iii). Sections 9 and 10 are concerned with Steps (iv) and (v). Section 11 deals with steps (vi) and ... Classical and modular approaches to exponential Diophantine equations I. Fibonacci and Lucas perfect powers By Yann Bugeaud, Maurice Mignotte, and Samir Siksek* CLASSICAL AND MODULAR ... real case: 1 , 2 and 3 are real numbers > 1, and the logarithms of the α i ’s are real (and > 0), ã the complex case: 1 , 2 and 3 are complex numbers of modulus one, and the logarithms...

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Unit 5: Possibility and Probability Perfect Modals pdf

Ngày tải lên : 07/03/2014, 07:20

... has a lot of exams coming up soon, and he is also working on a term paper. He must have been studying at the library. Unit 5: Possibility and Probability Perfect Modals I. Possibility: May, ... room are turned off. She must be sleeping. (right now).  Past time: MODAL + have been + v-ing Meaning: in progress at a time in the past. ã Ex 1 : Sue wasn’t at home last night when we went ...  In negative sentences both must not and don’t have to (also don’t need to and need not) are used. Must not is used when the speaker expects or orders...

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Báo cáo khoa học: "Japanese Named Entity Recognition based on a Simple Rule Generator and Decision Tree Learning" pdf

Ngày tải lên : 08/03/2014, 05:20

... starting points and select the earliest ones. If two or more candidates start at the same point, their ending points are compared and the longest candidate is selected. Therefore, the candidates overlapping ... the selected candidate are removed from the candidate set. Thisprocedure is repeated until the candidate set becomes empty. The rank of a candidate starting at the - th word boundary and ending ... the candidate for the deﬁnition of . According to this ordering, two candidates can have the same rank. One of them might assert that a certain word is an organization’s name and another candidate...

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past simple, perfect or perfect continuous

Ngày tải lên : 31/08/2013, 01:10

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Simple past and present perfect doc

Ngày tải lên : 14/08/2014, 15:22

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BT Past Perfect and Present Perfect Continuous

Ngày tải lên : 28/08/2014, 16:40

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TCHON PERIOD 8 PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME.doc

Ngày tải lên : 09/07/2013, 01:26

... TOPIC 2: OUR PAST PERIOD 8: PRESENT SIMPLE, PAST SIMPLE AND PREPOSITIONS OF TIME A. Theory: 1. Present simple and past simple: Tenses Affirmation Negation Interrogation Present simple S + am/ ... morning, Tuan and his father go jogging around Xuan Huong Lake. Hoa and her mother walked along Bui Thi Xuan Street and then visited the flower garden. Hoa liked it very much and the flowers ... ……………………………………………………………………………………………… ……………………………………………………………………………………………… ………………………….…………… V. Read the passage and answer question below: In the summer holidays, Mr. Hung, Mrs. Chi and their children, Tuan and Hoa often go to the beach for two or three...

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EXESRCISES ON PAST SIMPLE OR PRESENT PERFECT

Ngày tải lên : 15/09/2013, 00:10

... 10. B: I (be / not) to Australia yet. Simple Past or Present Perfect Simple Exercise 3 Put the verbs into the correct tense (simple past or present perfect simple) . 1. A: (you / be / ever) to London? ... (can / concentrate / not) on the film. Simple Past or Present Perfect Simple Exercise 8 Put the verbs into the correct tense (simple past or present perfect simple) . 1. I (just / finish) my homework. ... Sentences in Present Perfect Simple 1. Bob / visit / his grandma 2. Jimmy / play / on the computer 1 Questions Put the verbs into the correct tense (simple past or present perfect simple) . 1. (you...

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Tài liệu Past simple & Past continuous doc

Ngày tải lên : 22/12/2013, 19:18

... you too tired? Past simple & Past continuous Unit 5. Past simple A Xem xét ví dụ sau: Wolfgang Amadeus Mozart was an Austrian musician and composer. He lived from 1756 ... to her but she wasn’t looking. C So sánh thì past continuous - quá khứ tiếp diễn (I was doing) và past simple - quá khứ đơn (I did): Past continuous (đang ở giữa hành động) I was walking ... enjoyed Did you enjoy? I didn’t enjoy Past continuous A Hãy xem ví dụ sau: Yesterday Karen and Jim played tennis. They began at 10 o’clock and finished at 11.30. So, at 10.30 they were...

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Tài liệu Present perfect and past doc

Ngày tải lên : 19/01/2014, 17:20

... been”) Vậy thì ai làm nhỉ.      Present perfect and past (2) Unit 14. Present perfect and past (2) A Chúng ta không dùng thì present perfect (I have done) khi nói về một thời điểm ... khứ ( present perfect và past simple) qua các câu sau: Present perfect (have done) I’ve done a lot of work today. Hôm nay tôi đã làm nhiều việc. Chúng ta dùng thì present perfect khi đề ... “have you done”). Bạn đã bị như thế nào? Past simple (did) I did a lot of work yesterday. Hôm qua tôi đã làm nhiều việc. Chúng ta dùng thì simple past khi đề cập tới một thời điểm đã kết thúc...

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Unit 13. Present perfect and past (1) doc

Ngày tải lên : 22/06/2014, 21:20

... làm nhỉ. He lost his key (past simple) but now he has found it ( present perfect) . Anh ấy đã làm mất chìa khóa nhưng bây giờ anh ấy đã tìm ra. Thì present perfect là thì hiện tại hoàn ... sách). C Chúng ta dùng thì present perfect để đưa ra những thông tin mới (xem UNIT 7). Nhưng nếu chúng ta tiếp tục nói về điều đó, chúng ta dùng thì past simple: A: Ow! I’ve burnt myself. Ối! ... lost his key” = hiện giờ anh ấy không có chiếc chìa khóa của anh ấy. (xem UNIT 7). Còn thì past simple cho chúng ta biết về quá khứ. Nếu có ai đó nói rằng: “Tom lost his key” chúng ta không...