Module12 Unit3 基础知识梳理(背诵版+默写版) 2025-2026学年外研版英语九年级上册

Module12 Unit3基础知识梳理

背诵版

一、词性转换

1.  use (v./n. 使用) → useful (adj. 有用的) / useless (adj. 无用的)

2.  hope (v./n. 希望) → hopeful (adj. 有希望的) / hopeless (adj. 无望的)

3.  pollute (v. 污染) → pollution (n. 污染) / polluted (adj. 被污染的)

4.  collect (v. 收集) → collection (n. 收集) / collectable (adj. 可收集的)

5.  care (v./n. 关心；照料) → careful (adj. 仔细的) / careless (adj. 粗心的)

6.  usual (adj. 通常的) → unusual (adj. 不寻常的)

7.  want (v. 想要) → wanted (adj. 被需要的) / unwanted (adj. 多余的)

8.  waste (v./n. 浪费) → wasteful (adj. 浪费的) / wasted (adj. 浪费掉的)

9.  possible (adj. 可能的) → impossible (adj. 不可能的)

10. health (n. 健康) → healthy (adj. 健康的) / unhealthy (adj. 不健康的)

11. renew (v. 更新) → renewable (adj. 可再生的) / renewal (n. 更新)

12. think (v. 认为) → thought (n. 想法) / thoughtful (adj. 体贴的)

13. aware (adj. 意识到的) → awareness (n. 意识)

14. change (v./n. 改变) → changeable (adj. 可变的)

15. agree (v. 同意) → agreeable (adj. 宜人的) / agreement (n. 协议)

 

二、重点短语

1.  关心：care about

2.  关掉（电器等）：switch off / turn off

3.  从……中学习：learn from...

4.  用完：run out of / use up

5.  最好做某事：had better do sth

6.  加入：join in

7.  轮流做某事：take turns to do sth

8.  查阅：look up

9.  在……的末尾：toward the end of...

10. 关灯：turn off the lights

11. 以……开始：start with...

12. 节约用水：save water

13. 对……有害：be harmful to...

14. 保持……干净：keep... clean

15. 减少：reduce / cut down

 

三、重点句子

1.  被污染的水对人体有害。 

Polluted water is unhealthy.

2.  扔掉这么多食物是浪费的。 

It is wasteful to throw so much food away.

3.  如果你好好爱护东西，你以后或许能再次使用它们。 

If you look after things well, you may reuse some of them later.

4.  在这么短的时间内清理整条河流是不可能的。 

It is impossible to clean up the whole river in such a short time.

5.  明信片是一面可以写字然后通过邮寄寄给某人的卡片。 

A postcard is a card that you write on one side of and send to someone by post.

6.  教室是你在学校里上课的房间。 

A classroom is a room where you have classes at school.

7.  你不是在为这样长途飞行可能对环境造成的污染担心吗？ 

Aren't you worried about the pollution that such long plane journeys may cause for the environment?

8.  我已经尽力保护环境了。 

I've already tried my best to protect the environment.

9.  我不再想要的东西我不会扔掉。 

I don't throw away things if I don't want them any more.

10. 我们还能做更多来保护环境。 

But we can do more to protect the environment.

11. 树对环境有好处。 

Trees are good for the environment.

12. 这样我们可以减少污染的危害。 

In this way, we can reduce the harm of pollution.

13. 地球一小时每年三月下旬举行。 

Earth Hour is held toward the end of March each year.

14. 人们这样做是为了表达他们对气候变化的关注。 

They do this to show their awareness of climate change.

15. 越来越多的城市正在参与这项活动。 

More and more cities are taking part in the event.