Unit 7 When tomorrow comes Section B（2a-3c）课后作业 2025-2026学年人教版八年级英语上册

Unit 7 When tomorrow comes!

Section B（2a-3c）课后作业

一、语音辨别（5分）

找出每组单词中划线部分发音不同的一项。

(  )1. A. planet    B. space    C. travel      D. accident

(  )2. A. so      B. know    C. possible    D. sold

(  )3. A. holiday  B. pollution  C. population  D. problem

(  )4. A. earth    B. heard     C. heart      D. learn

(  )5. A. fall     B. salt       C. almost     D. walk

二、根据句意及首字母补全单词（10分）

1. The earth is a p_______ that goes around the sun.

2. It's i_______ for people to fly to the moon without special equipment.

3. We should try our best to reduce air p_______ to protect the environment.

4. The world's p_____ is growing faster and faster, which causes many problems.

5. Humans can't live without w_______ or air.

6. I b_______ that we will find another planet to live on in the future.

7. We need to save e_______ by turning off the lights when leaving the room.

8. Some scientists are looking for life on other p_______.

9. It's d_______ to drive fast in rainy days.

10. The teacher asked us to write a r_______ about our future life.

三、单项选择（15分）

1. —What will you do next Sunday?

—We _______ a picnic in the park.

A. have  B. had  C. will have  D. are having

2. It _______ possible that people will live on Mars in 100 years.

A. is  B. was  C. will be  D. are

3. —Will there be more trees in our city?

—_______. Everyone should plant trees.

A. I hope so  B. No, there won't  C. I don't think so  D. That's all right

4. We should use less water _______ we can save more for future.

A. so that  B. because  C. when  D. if

5. _______ people drive cars, _______ pollution there will be.

A. Fewer; less  B. Less; fewer  C. Fewer; fewer  D. Less; less

6. I think _______ is important for us to protect the earth.

A. This  B. that  C. it  D. one

7. Scientists are trying _______ ways to solve the environmental problems.

A. Find  B. to find  C. finding  D. found

8. —How long will you stay in Beijing?

—_______ about two weeks.

A. At  B. For  C. In  D. On

9. There _______ a sports meeting in our school next month.

A. will have  B. is going to have  C. will be  D. is

10. She predicts that humans _______ on other planets one day.

A. live  B. lived  C. will live  D. are living

11. It's too late. I _______ go home now.

A. have to  B. can  C. may  D. need

12. —Do you think robots will take the place of humans in the future?

—_______. Robots are just tools for people.

A. Yes, they will  B. No, they won't  C. I hope so  D. I'm not sure

13. We should play a part in _______ the earth.

A. save  B. saves  C. saving  D. saved

14. The movie is _______ interesting _______ I want to watch it again.

A. too; to  B. so; that  C. such; that  D. enough; to

15. —What's your prediction about the future?

—I think cities _______ be more crowded.

A. won't  B. will  C. don't  D. do

四、汉译英（10分）