Module3 Unit3 基础知识梳理(背诵版+默写版) -2025-2026学年外研版（2012）英语九年级下册

Module3 Unit3基础知识梳理

背诵版

 

一、词性转换

 

1.  healthy (adj. 健康的) → health (n. 健康)

2.  long (adj. 长的；久的) → length (n. 长度) / **longer (adj. 更长的，比较级)**

3.  fast (adj./adv. 快的/地) → faster (比较级) / fastest (最高级)

4.  easy (adj. 容易的) → easier (比较级) / easily (adv. 容易地)

5.  good (adj. 好的) → better (比较级) / best (最高级)

6.  fit (adj. 健康的) → fitter (比较级) → **fitness (n. 健康)**

7.  crowded (adj. 拥挤的) → **more crowded (比较级)**

8.  bad (adj. 坏的) → worse (比较级) / worst (最高级)

9.  communicate (v. 交流) → **communication (n. 交流)**

10. pollute (v. 污染) → pollution (n. 污染)

11. reduce (v. 减少) → **reduction (n. 减少)**

12. imagine (v. 想象) → **imagination (n. 想象)**

13. help (v./n. 帮助) → helpful (adj. 有帮助的)

14. invent (v. 发明) → **invention (n. 发明)**

15. allow (v. 允许) → **allowance (n. 津贴，允许)**

 

二、重点短语

 

1.  和...一样... as ... as ...

2.  代替，相反 instead

3.  代替（某物/做某事） instead of (sth/doing sth)

4.  在网上搜索 search online

5.  查明，找出 find out

6.  由于这个结果 as a result

7.  在事故中受伤 be hurt in an accident

8.  无意中 by accident

9.  希望做某事 hope to do sth

10. 把注意力集中在... focus ... on ...

11. 改变很多 a great deal

12. 大量的（后接不可数名词） a great deal of

13. 允许某人做某事 allow sb to do sth

14. 通过做某事 by doing sth

15. 习惯于 be used to (doing) sth

 

三、重点句子

 

1.  如今人们更富裕了，而且比过去活得更久。

    People are wealthier today, and they live longer than they did in the past.

2.  但人们不像过去那样经常锻炼了。

    But people don't take as much exercise as they used to.

3.  更多的人拥有汽车，他们步行或骑自行车的次数更少了。

    More people have cars, and they walk or use their bikes less.

4.  我们吃得更好，活得更长。

    We eat better and we live longer.

5.  通信是变化最快的领域。

    Communication is changing fastest of all.

6.  日益增长的交通使道路比以往任何时候都更加拥挤。

    Increasing traffic makes the roads more crowded than ever.

7.  你必须大声点说，因为后面的学生听不见。

    You have to speak up because the students in the back cannot hear you.

8.  那时，孩子们并不总是去上学，因为他们不得不去工作。

    They didn't always go to school, because they had to work instead.

9.  许多孩子在事故中被机器弄伤。

    Many were hurt in accidents with machines.

10. 现代汽车极大地改变了生活。

    The modern car has changed life a great deal.

11. 在现代汽车发明之前，人们不得不乘火车、骑马、坐马车或步行旅行。

    Before the invention of the car, people had to travel by rail, on horseback or by horse-drawn carriage, or on foot.

12. 汽车使得人们能够快速、舒适、便捷地进行长途旅行。

    Cars allow people to travel long distances quickly, in comfort and convenience.

13. 现代人已经习惯了汽车造成污染的观点。

    Modern people are used to the idea that cars cause pollution.

14. 没有健康，财富毫无意义。

    Without health, wealth means nothing.

15. 如果不富裕，很难保持健康。

    It is hard to be healthy without wealth.