【中职专用】高中英语 （外研版·2021） Unit 5 第4课时 For Better Performance & Around the World【 同步练习】

Unit 5: We Have Only One Earth.

第04课时 同步练习

一、汉英互译

【答案】

1. 统计数字
2. 电池
3. 学生会
4. replace ... with ...
5. protect earth
6. use public transport

二、单项选择

1. We have only one earth.It's our common ______ .

A.family

B.home

C. house

D.room

2. Be quick! All the teachers and students ______ for us.

A. wait

B.are waiting

C. had waited

D. waited

3. Look! My little brother bnn3football on the playground ______ .

A. has played

B. play

C. is playing

D. had played

4. Listen! The baby  ______ the next room.

A.crying

B.cried

C.is crying

D. cries

5. It’s eight o'clock. The students ______ an English class.

A. have

B. having

C. is having

D. are having

6. Don't talk here. Grandparents ______ .

A. is sleeping

B. are sleeping

C. sleeping

D. sleep

7.  ______ waste is very important for us to protect the earth.

A. Sorting

B. Sorts

C. Sort

D. Be sort

8. Scientists ______ on new products all the time.

A. are working

B. working

C.work

D. is working

9. Everyone should get involved in ______ air quality.

A.improve

B. improving

C. improves

D. to improve

10. Ann_____by the Student Union to design a signboard yesterday.

A. is asked

B. are asked

C. was asked

D. were asked

11. A refuse-sorting knowledge competition will ______ in our school.

A. be held

B. is held

C. are held

D. was held

12. Some waste can ______ into new products.

A. is converted

B. are converted

C.be converted

D.converted

13. During ______ century, the world pollution has already reached 6 billion.

A. twenty

B. the twentieth

C.twentieth

D. the twenty

14. April 22 is the World ______ Day

A.Earth

B. Teachers

C.Water

D. Children's

15.  ______ of the surface of the earth is covered with water.

A.First third

B.Two thirds

C. One three

D.Second three

16. I will go out to play with you as soon as my homework_____.

A.finishes

B. is finished

C. will be finished

D. was finished

17. Chongqing is a greener city now because more and more trees ______ every spring

A. were planted

B. are planted

C. will be planted

D. is planted

18. Smart phones in the classroom ______ .

A. aren't allowed

B. aren't allowing

C.allow

D. is allowed

19. Two ______ students ______ to the opening ceremony last Friday.

A.hundreds; were invited

B.hundred; were invited

C. hundreds of; invited

D. hundred of; invited

20. You ______ throw it away. It can ______ .

A.needn't; recycle

B. needn't; be recycled

C. needn't; was recycled

D. needn't; recycled

【答案】

1-5 BBCCD    6-10 BAABC     11-15 ACBAB    16-20 BBABB

三、句型转换

1. Jack is sitting in the boat(改为一般疑问句)

_______ Jack _______ in the boat?

2. These boys are playing tennis on the playground.(改为否定句)

These boys _______ tennis on the playground.

3. He swims in the river.(用now改写句子)

He _______ in the river now.

4. She is writing her homework in her bedroom.(对画线部分提问)

_______ is she _______ in her bedroom?

5. Her father bought her a new bike(改为被动语态)

A new bike _______  _______ by her father.

6. You'd better swim here(改为否定句)

You'd better _______  _______ here.

7. We shouldn't eat takeaways.(改为祈使句)

     _______  _______ takeaways please

8. We should do something useful to protect the earth(改为被动语态)

Something useful should _______  _______ to protect the earth by us.

9. He cleans the room every day.(改为被动语态)

The room _______  _______ every day by him

10. Those volunteers planted a lot of trees last week(改为被动语态)

A lot of trees _______  _______ last week by those volunteers.

【答案】

1. Is ; sitting
2. aren’t playing
3. is swimming
4. What ; doing
5. was bought
6. not swim
7. Don’t eat
8. be done
9. is cleaned
10. were planted