giúp em với ạ, em cảm ơn

1. It was very comfortable to wear jeans because jean cloth was made __________________ from cotton.

 A.conveniently

 B.especially

 C.completely

 D.frequently

2. He doesn’t depend _______ his parents.

 A.for

 B.on

 C.to

 D.with

3. He found the film boring, so he turned the TV off and went to bed .The film was not _______________.

 A.difficult

 B.easy 

 C.comfortable

 D.interesting

4. This is the first time they have been to England.

 A.They haven’t been to England so far.

 B.They went to England once.

 C.They have been to England many times.

 D.They have never  been to England before.

5. He __________ with friends in an apartment in Ha Noi since last week.

 A.has lived

 B.live

 C.lived

 D.living

6. The young people are fond of  ______________________ jeans.

 A.wearing

 B.wear

 C.to wear

 D.worn

7. He wishes he ____________ the best student in his school.

 A.being

 B.were

 C.will be

 D.is

8. Art and music are not  compulsory subjects . They are _________________ subjects.

 A.compulsory

 B.adding

 C.optional

 D.religious

9. / the last bus / in the evening / we / very late / lucky to catch / arrived home / were/ and/ . /

 A.The last bus were lucky to catch and we arrived home very late in the evening.

 B.We arrived home very late in the evening and were lucky to catch the last bus.

 C.We were lucky to catch the last bus and arrived home very late in the evening. 

 D.The last bus arrived home very late in the evening and we were lucky to catch.

10. /this kind / was /   in / we /of food / The last  time / January/ ate /./

 A.The last time we ate this kind of food was in January.

 B.The last time we ate in January this kind of food was.

 C.The last time this kind of food we ate was in January.

 D.The last time was this kind of food we ate in January.

11. This pencil is used to _____________ by my younger brother.  

 A.draw

 B.be drawn

 C.drawing

 D.to drawing

12. Many people started wearing jeans _______________ they became cheaper.

 A.but

 B.and

 C.because

 D.so

13. The film is technically ________________, but lacks real excitement.

 A.compulsory

 B.optional

 C.impressive

 D.divisible

14. The car was not cheap enough for Tom to buy.

 A.The car is expensive, so Tom can’t buy it.

 B.The car was expensive, so Tom couldn’t buy it.

 C.The car is too expensive for Tom to buy.

 D.The car was expensive, so Tom couldn’t buy .

15. As a girl, I  __________________ read comic books before bedtime.

 A.was used to

 B.used to

 C.use to

D.got used to

16. Nguyen Du is _________________as a famous Vietnamese poet.

 A.considering

 B.to consider

 C.consider

 D.considered

 17. Their __________________________ lasts for a long time.

 A.friendliness

 B.friendless

 C.friendship

 D.friendly

18. My parents have given my brother a new bike.

 A.My brother has been given a new bike by my parents.

 B.A new bike has been given to my parents by my brother.

 C.My brother has given my parents a new bike.

 D.A new bike has been bought by my brother.

19. ___________________ have you known him?

 A.When

 B.How often

 C.How long ago

 D.How long

20. They can’t go out because it’s raining heavily.

 A.They wish they could go out.

 B.They wish it stops raining.

 C.They wish they had gone out.

 D.They wish they can go out.

21. Her parents greatly encouraged her to enter the contest.

 A.She was greatly encouraged to enter the contest by her parents.

 B.She has been greatly encouraged to enter the contest by her parents.

 C.She was greatly encouraged her parents to enter the contest.

 D.She is greatly encouraged to enter the contest by her parents.

22. The village _______________ near the foot of a mountain and by a river. 

 A.does

 B.goes

 C.lies

 D.comes

Câu 1: Một con ngựa kéo một chiếc xe chuyển động đều trên đường với vân tốc 36 km/h với lực kéo không đổi F= 1000 N . Tính công suất của người kéo

Mong mọi người giải giúp em bài vật lí lớp 8 này với ạ !!!!!

~ Ai xong sớm nhất em k cho ạ ~

Em định tự giải nhưng mà không tính được thời gian . Mong mọi người giúp em =)))))

Em cảm ơn trước ạ!!!!!