...
Na
23
11
lần lượt là
A) 12 và 23 B) 11 và 23 C) 11 và 12 D) 12 và 11
Câu 2: Điện tích của hạt nhân
Na
23
11
là
A) 23 .1, 6 .10
- 19
C B) 12 .1, 6 .10
- 19
C C) - 23 .1, 6 .10
- 19
C D) 11 .1, 6 .10
- 19
... trên là
A) 2, 48 .10
19
B) 4 ,96 .10
19
C) 2, 48 .10
10
D) 4 ,96 .10
10
Câu 18 : Số hạt nhân con tạo thành trong thời gian 10 phút là:
A) 2, 48 .10
19
B) 2, 833 .10
17
C) 5,666 .10
17
D) 4 ,96 .10
8
a)
b)
c) ... C
Câu 3: Đường kính của của hạt nhân
Na
23
11
vào cỡ:
A) 10
-11
- 10
- 12
m B) 10
-4
- 10
-5
m C) 10
-8
- 10
-10
m D) 10
-14
- 10
-15
m
Câu 4: Cho các hạt nhân sau:: hạt nhân 1 là
6
12
C
,...
... I'm sorry.
9. I (not know) how to dance when I( be) six.
10 . Jet engines ( make) a lot of noise.
11 . The sea ( cover) two- third of the world.
12 . Loud music ( give) me a headache.
13 . We ( not ... Practice 1- unit1
Ex 1: Complete the sentences with the words bellow.
generous , orphanage , sociable , planet , next - door , humour , joke.
1. The Earth is the name of the we live on.
2. He has ... not ( old)
2. Do you want to play tennis today?
No, I don't feel tennis today.( well)
3. Why don't we go swimming?
Well, it's ( warm).
Class 8: Practice 2 - unit1
Ex 1: Supply...
... blank in the passage with ONE suitable preposition :(1pt)
Alexander Graham Bell was born (1) …………March 3
rd
, 18 45 (2) ……… Scotland. He
worked (3) ……………deaf-mutes (4)……… Boston University.
VI/ Rewrite ... ……………….……………………………………………………………………………
THE END
TEST FOR UNITS 1- 3 – ENGLISH 8 - PHAN DINH PHUNG SCHOOL
I/Choose the best word or phrase to complete the following sentences or do as directed:
(3pts)
1. Who repaired the bicycle ... you, too. C. It’s great. D. How do you do, Thu.
11 .Which word is stressed on the second syllable?
A. chemical B. scissors C. medicine D. precaution
12 .Choose the word whose underlined part is pronounced...
... country's economic development
39 . Tianjin University was founded in _______.
a. 18 95 b. 18 96 c. 19 50 d. 19 51
40. Which university celebrated the hundredth anniversaries in 20 02?
a. Nanjing University ... anniversary in 19 95 , followed by Xi'an
Jiaotong and Shanghai Jiaotong Universities in 19 96 . Other leading universities, such as
Zhejiang University (18 97 ), Beijing University (18 98 ), and Nanjing ... its name to Tianjin University in 19 51 and became one of the leading
universities in China: Next, Jiaotong University was founded in Shanghai in 18 96 . In the
19 50s, most of this university was...
... rõ thời gian
(yesterday, ago, last……, in the past, in 19 90 )
Ex: - My father bought this house 10 years ago.
- Mr. Nam worked here in 19 99 .
b. Diễn tả một loạt các hành động xảy ra liên tiếp ... (travel)___________ around the world.
12 . We (not see)_____________ this movie yet.
13 . Terry (mow)__________ the lawn yet.
14 . John and I (be)______________ pen pals for nearly 3 years.
15 . Maryam (stay)____________ ... street.
III. The Past Perfect Tense
1. Form
- Affirmative: S + had + V3/ed….
- Negative: S + had + not + V3/ed…
- Interrogative: Had + S + V3/ed….?
2. Use
a. Diễn tả một hành động xảy...
...
Bài 1- 33 : Tính công của lực điện trường khi dịch chuyển điện
tích q = 10
-9
C từ điểm C đến điểm D nếu a = 6 cm, Q
1
=
, Q
2
= - 2 .10
-9
C.
Tóm tắt:
q = 10
-9
C
a ...
TÍCH PHÂN TỪ VỊ
TRÍ r
1
r
2
Gv: Trần Thiên Đức – ductt 111 .wordpress.com V2 011
HƯỚNG DẪN GIẢI BÀITẬP ĐỊNH HƯỚNG TUẦN 1- 2- 3
DẠNG TOÁN: BÀI TOÁN ĐIỆN TÍCH ĐIỂM
1. Nhận xét:
- Đặc điểm ... Đức – ductt 111 .wordpress.com V2 011
Bài 1- 22 : Giữa hai dây dẫn hình trụ song song cách nhau
một khoảng l = 15 cm người ta đặt một hiệu điện thế U =
15 00 V. Bán kính mỗi dây là r = 0 .1 cm. Hãy...
... D. when
12 . He has ……….interesting book that we all want to borrow.
A. so B. such C. such a D. such an
13 . This school …… in 19 96 .
a. is built was built c. were buided d. is painted
14 . Many ... went d. to go
- 2 -
18 . Let's wait …………. the rains stop
a. before b. after c. until d. when
19 . One day ……… the moon lasts……….two weeks
a. in/in b. on/in c. on/for d. for/on
20 . He wishes ... C.informal clothes D. uniform
19 . Vietnam is……………… 3 different ……………
A.seperated into/religions B.seperated/regions
C.devided into/ regions D. devided/ religions
20 . English is the ………….second-language...
...
Page 7
Grade 9
11 .She has worked in this company __________seven days.
A. in B. on C. at D. for
12 .Lan invites us to go to her party __________ _9. 30 .
A. in B. on C. at D. for
13 .We will have ... between 11 am and 1 pm so __________.
A. he can’t have lunch before 1 pm.
B. he can have lunch before 1 pm.
C. he can’t have lunch after 1 pm.
D. he can’t have lunch before 11 pm.
THE ... her to the party by?
ANSWER KEYS:
TEST 2 (Unit 1, 2) E -9 1- HKI
Part 1: Vocabulary and grammar:
*Choose A, B, C or D to complete the following sentence:
1. She likes to wear……… jean cloth. (A....
... Be b. Is c. To be d. Being
21 . They _______ for 3 hours when the storm suddenly broke.
a had been running b. have been running
c. are running d. will be running
22 . No matter what happens next ... lead to family disintegration
41. a. that b. why c. when d. which
42. a. creates b. invents c. develops d. makes
43. a. think b. show c. express d. say
44. a. opportunities b. conditions c. situations ... became d. will become
23 . In the 19 th century, it _______ two or three months to cross North
America by covered wagon.
a. took b. had taken c. had taken d. was taking
24 . In the past the trip...
... d. variously
49. a. say b. talk c. speak d. tell
UNIT 2 _ BT MLH 12 CULTURAL DEVERSITY
TEST 1
Choose the word which has the underlined part pronounced differently
from the rest.
1. a. naked b. ... "brunch" is
a ( 42) ______ of breakfast and lunch, typically beginning at 11 :00 am.
Students often enjoy a "study break" or evening snack around 10 :00 or 11 :00
pm. Breakfast and ... be flatted.
33 . The hat / usually consist of / 16 to 18 rims / make from special kind of
bamboo / the rims / shape thinly into conical-form.
a. The hat usually consists of 16 to 18 rims made...
... Identification.
31 . According to Mehrabian in 19 71, only 7% of the information we
A B
communicate to others depends upon the words saying; 93 % of that
C D (we say)
depends on nonverbal communication.
32 . ... acceptance d. accepting
UNIT 3_ BT MLH 12 WAYS OF SOCIALISING
TEST 1
Choose the word which is stressed differently from the rest.
1. a. attract b. person c. signal d. instance
2. a. verbal b. suppose ... ( 41) _______ and received nonverbally than verbally. Mehrabian and
Wienerfollowing have stated that only 7% ( 42) _______ message is sent
through words, with remaining 93 % sent nonverbal ( 43) ...
... ……………………………………………………………………………………………
21 . “ I’m studying Spanish in the evening.” The boy said …………………………………………………………………………….
22 . “I’m going to work in Spain next year. “ My sister said…………………………………………………………………
23 . “ We ... hostel)
21 . Does he have a good…………………… of coins? ( collect/ collector/ collection/ collecting)
22 . Getting to the village is a very…………………journey. (interesting/ interested/ interest/ interests)
23 . ... taken)
29 . She describes herself ………………………… a fashion designer. ( by/ in/ from/ as)
30 . He………………………… with his friends in an apartment in Hue since last week. ( living/ live/ lived/ has lived)
31 . ...
... dialogues
•
Prepare A2 unit1
1.Listen
New words
•
Nice ( adj )
•
Again ( adv )
•
See (v)
•
Meet (v)
•
Classmate (n)
Match the answers to each the questions
1/ -what’s your name?
2/ - How are you today?
3/ - ...