... Look! Jane (play) ____________ the guitar. this afternoon she (play) ____________
table tennis.
29. When you (go) ____________ into the office, Mr. John (sit) ____________ at the
front desk.
30.We ... day.
38.I’d like (go) ______________ fishing. I (go) _______ fishing when I (have)
_______free time.
39. _______you (do) _______ your homework yesterday?
40.When _______you ( buy ) _______this comic ... vegetables are good for
health so I often ( have ) _______ them for meals.
42.Long is a hard working student, now he ( read) _______ books in the library. He (go)
_______there three times a week. Last...
... 29. I want (come) with my
mother.
30. In my country. Children (have to) wear uniform when they go
to school.
31. you (meet) the new
student yet?
32. I (lose) my ...
o’clock.
38. I (wait) for her since half past six.
39. Do you think the population of the world (rise) very
fast?
40. In 2030, every one (study) at home using
computer.
41. He (fall) asleep ... years.
49. We often (go) skiing in
winter.
50. At the moment, she (read) in the
library.
51. It’s a lovely day. The sun (shine) and the birds
(sing)
Exercises of English Grammar in use - Grade 9
1....
... next year
97 . I ( give ) . . . . . . . . . . . her your letter when I ( see ) . . . . . . . . . . . her
tomorrow.
98 . Shut all the windows befoere you ( go ) . . . . . . . . . . . out
99 . He is ... I ( finish ) . . . . . . . . . . . lunch
92 . I ( hope ) . . . . . . . . . . . it ( stop ) . . . . . . . . . . . raining by 5 o’clock this
afternoon
93 . The river ( not begin ) . . . . . . . ... . . . . . . .
.
94 . By next month I ( leave ) . . . . . . . . . . . for India.
95 . The film ( end ) . . . . . . . . . . . by the time we ( get ) . . . . . . . . . . . there
96 . They ( build...
... (lose) your money when you put it into that business
52. It is difficult to get used to (eat) with chopsticks
53. I prefer (drive) to (be driven)
54. Would you mind (lend) me $ 5. I forgot (cash) ... described the accident as if he (see) it himself
58. Had he learnt the poem, he (tell) her about it
59. Cant you see that I’m busy (write)?
60. Hardly I (arrive) when a quarrel broke out
61. How you ... lend you some days.
68. The committee recommends that the annua subscription(be) increased to $3
69. God (save) the Queen.
70. I suggested that you (feel) overtired.
71. Whatever(be) difficulties...
... teachers in 199 0
27. Mai ( talk) with Huong last Monday
28. Liz (return ) to Hanoi by bus last week ?
29. My Parents ( cut ) grass yesterday .
30.We ( not visit ) Hanoi Last Summer
II-TURN INTO ... Nobel Price for Chemistry in 191 1.
5. My father built that house in 199 6
7. Liz bought some souvenirs at the shop.
8. Hoa had a lot of friends in Hue last year
9. Lan had a headache last week.
... ?
16 He (write ) a letter to his parents a week ago.
17 They (study) French two days ago?.
18 She(buy ) a bar of soap yesterday ?
19. I (see) that film last night.
20.The boys (play )soccer...
... that + menh de
25. I expect he (be/ is ) there by now.
IV Dang bai 4:
Chia dang dung cho cac dongtu trong doan van
(Chia dongtu co ngu canh cu the)
1.
Ronnie has had a busy day. He has been ... were (be) developed around 194 5. They were so large
that they required (require) special air-conditioned rooms. About twenty years
later, in the 196 0s, desk-sized computers were developed. This ... as if mà có thể thực hiện đ-ợc (trong t-ơng lai)
+ khi đó sẽ không tu n theo hai công thức trên, tu theo tình huống mà ta chia vế sau as
though/ as if cho phù hợp
He smiles as if he has finished...
... that + menh de
25. I expect he (be/ is ) there by now.
IV Dang bai 4:
Chia dang dung cho cac dongtu trong doan van
(Chia dongtu co ngu canh cu the)
1.
Ronnie has had a busy day. He has been ... were (be) developed around 194 5. They were so large
that they required (require) special air-conditioned rooms. About twenty years
later, in the 196 0s, desk-sized computers were developed. This ... chi phí của chúng ta có xu h-ớng gia tăng"
- Câu này chia để be ở dạng nguyên thể vì
19. If we had enough, we could (buy) a tape_recorder
>>>> Would buy
Câu điều kiện loại...
... xác:
A. Tốc độ truyền pha dao động biến thiên tu n hoàn. B. Tu n hoàn theo không gian.
C. Vận tốc dao động của các phần tử biến thiên tu n hoàn. D. Tu n hoàn theo thời gian.
Câu 4. Cho hai dao ... 10 m/s
2
. Độ
lớn lực đàn hồi cực đại của lò xo trong quá trình dao động bằng
A. 1 ,98 N. B. 2 N. C. 1,5 N. D. 2 ,98 N.
Câu5: Một vật thực hiện đồng thời ba dao động điều hoà cùng phương, cùng tần ... a=ω
2
Acos(ωt+φ) với ω, A, φ là các hằng số.
D. tần số dao động không phải là một hằng số.
Câu 9. Trong dao động điều hòa của con lắc lò xo, lực phục hồi tác dụng lên vật
A. tỉ lệ nghịch với...
... :
cmtu )
3
cos(10
0
π
π
+=
. Phương trình sóng tại M nằm sau 0 và cách 0 một khoảng 80cm là:
A.
cmtu
M
)
5
cos(10
π
π
−=
B.
cmtu
M
)
5
cos(10
π
π
+=
C .
cmtu
M
)
15
2
cos(10
π
π
+=
D.
cmtu
M
)
15
8
cos(10
π
π
−=
Câu ... trình sóng tại M nằm trước O và cách O một khoảng 50cm là:
A.
)(5cos6 cmtu
M
π
=
B.
cmtu
M
)
2
5cos(6
π
π
+=
C.
cmtu
M
)
2
5cos(6
π
π
−=
D.
6cos(5 )
M
u t cm
p p
= +
Bài 6: Một sóng cơ học ... Xét điểm M trên mặt nước có AM = 9 cm và BM = 7 cm. Hai dao động tại M do hai sóng từ A và B truyền đến là hai dao
động :
A. cùng pha. B. ngược pha. C. lệch pha 90 º. D. lệch pha 120º.
Giải Chọn...