VII. Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage.

Rescue robots (31) __________ hi-tech toys, but we are now using more robo planes, helicopters. We can use them after storms, earthquakes, or fires to provide us with important (32)            __________. They have cameras and microphones that help rescue workers understand how much damage (33) __________ and (34) __________ where the victims are. These planes work (35) __________ between 30 and 120 metres in the air and they can rescue people in somewhere very dangerous.

31. A. look                 B. look                 C. looks               D. look at

32. A. information    B. newspapers           C. ideas                      D. thing

33. A. there                B. it was                     C. there has               D. there is

34. A. find                 B. find out                 C. finds                      D. finds out

35. A. much               B. more                      C. the best                  D. best

31. A. look                 B. look                 C. looks               D. look at

32. A. information    B. newspapers           C. ideas                      D. thing

33. A. there                B. it was                     C. there has               D. there is

34. A. find                 B. find out                 C. finds                      D. finds out

35. A. much               B. more                      C. the best                  D. best

21. lacing-> to lact 

22. to live-> live 

23. high-> height 

24. it-> bỏ

25. more hard-> harder

lacing- to lace

 to live - live

 high - height

it - bỏ

more hard - harder

chịu thôi,mik ko làm đc đâu,mik học lớp 3 mà!

cau có thê viêt lai dê bai duoc ko to doc ko hiêu

Số học sinh nam là:

280 : 100 x 40 = 112 ( em học sinh )
 ??? Bạn ơi 40% học sinh năm là 112 học sinh rồi mà !! Hơn cả 50 mà ??
 

11. __________ are the Olympic Games held?

A. How                       B. How long              C. How often             D. How much

12. Leave early so that you __________ miss the bus.

A. didn’t                    B. shouldn’t              C. won’t                     D. mustn’t

13. What's the weather __________ in Hanoi?

A. to                     B. s                       C.                          D. liking

14. A hi-tech robot will help us __________ children while we are away.

A. look out                B. look at                   C. look after              D. look in

15. Our future houses will use __________ energy, and they are very friendly to the environment.

A. sun                         B. sunny                     C. solar                       D. lunar

IV. Fill each gap of the following sentences with a suitable preposition.

16. They translated the letter __________ French.

A. for                          B. with                        C. into                        D. about

17. She always takes good care __________ her children.

A. for                          B. in                            C. of                            D. with

18. We went there __________ a car and stayed there for the whole day.

A. in                            B. on                                      C. with             D. by

19. I write letters __________ my right hand.

A. in                            B. by                                      C. with             D. at

20. He congratulated me __________ winning the competition.

A. of                           B. on                                      C. at                         D. about

11. __________ are the Olympic Games held?

A. How                       B. How long              C. How often             D. How much

12. Leave early so that you __________ miss the bus.

A. didn’t                    B. shouldn’t              C. won’t                     D. mustn’t

13. What's the weather __________ in Hanoi?

A. to lik.e                    B. .s                       C. lik.e                         D. likin.g

14. A hi-tech robot will help us __________ children while we are away.

A. look out                B. look at                   C. look after              D. look in

15. Our future houses will use __________ energy, and they are very friendly to the environment.

A. sun                         B. sunny                     C. solar                       D. lunar

IV. Fill each gap of the following sentences with a suitable preposition.

16. They translated the letter __________ French.

A. for                          B. with                        C. into                        D. about

17. She always takes good care __________ her children.

A. for                          B. in                            C. of                            D. with

18. We went there __________ a car and stayed there for the whole day.

A. in                            B. on                                      C. with             D. by

19. I write letters __________ my right hand.

A. in                            B. by                                      C. with             D. at

20. He congratulated me __________ winning the competition.

A. of                           B. on                                      C. at                         D. about

ĐÂY NHA

giải giúp mình nha mình cần gấp

cô can tuyên thêm sô hoc sinh nam là:

                         280 : 100 x 10 = 28 ( hs )

                                               D/S: 28hs

                      ht

con cặc bài dễ vl mà làm đéo được  địt mẹ mày về mà nhờ mẹ giải hộ

Trả lời: 1)

1. D                 2. B                 3. D                 4. D                 5. A

Học tốt

I. Choose the word which has the underlined part pronounced differently from the others by circling A, B, C, or D.           

1. A. looked               B. watched                 C. stopped                 D. carried

2. A. study                 B. success                  C. surprise                 D. sugar

3. A. danger               B. angry                     C. language                D. passage

II. Find the word which is not the same with the others in a group.

4. A. teacher              B. college                   C. professor               D. lecture

5. A. revision            B. decision                C. grocery                  D. collection

1f

2)h

3)a

4)g

5)d

1.f

2.h

3.a

4.g

5.d

1 giờ 30 phút = 1,5 giờ

Tổng vận tốc của 2 xe là:

126 : 1,5 = 84 ( km/h )

a) Vận tốc của ô tô là:

( 84 + 8 ) : 2 = 46 ( km/h )

Vận tốc của xe máy là:
46 - 8 = 38 ( km/h )

b) Chỗ gặp nhau cách A.

    38  x  1,5 = 57 ( km )

c) ???? ( đợi mik chút )