人教版九年级全一册 Unit 13 We're trying to save the earth! Section A 习题课件 (共11张PPT)

(共11张PPT)
Unit 13 We're trying to save the earth!
Section A
单词自测
续表
续表
1. ugly→__________________ (比较级)
2. advantage→__________________(反义词)
3. wooden→__________________ (n.)
4. harmful→__________________(n.)
5. scientific→__________________(n. 科学)
6. reusable→__________________(v.)
单词拓展
uglier
disadvantage
wood
harm
science
reuse
7. cost→__________________(过去式)
→__________________(过去分词)
8. transportation→__________________ (v.)
cost
cost
transport
1. 参与 ________________________
2. 减少；砍倒 ________________________
3. 代替；反而 ________________________
4. 记得要做某事 ________________________
5. 影响;有作用 ________________________
6. 听说 ________________________
短语默写
play a part in
cut down
instead of
remember to do sth.
make a difference
hear of
7. 切掉；切断 __________________
8. 不再 __________________
9. 对……有害 __________________
10. 在……顶部或顶端 __________________
11. 参加 __________________
12. 关掉 __________________
13. 付费；付出代价 __________________
14. 采取行动 __________________
cut off
no longer
be harmful to
at the top of
take part in
turn off
pay for
take action
1. 哦，为了减少空气污染，我们应该乘坐公共汽车或地铁，而不是开车。
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2. 这不仅残酷，而且对环境有害。
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句子默写
Well, to cut down air pollution, we should take the bus or subway instead of driving.
This is not only cruel, but also harmful to the environment.
3. 在海洋生态系统中，鲨鱼处于食物链的顶端。
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4. 你曾经参加过环境保护项目吗？
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Sharks are at the top of the food chain in the ocean's ecosystem.
Have you ever taken part in an environmental project
Thanks