文档内容
Unit 13 We're trying to save the earth!
Section A 1a-2d 课前预习
[课型]听说课
学习目标
To talk about air pollution, water pollution and noise pollution.
To think about ways of protecting the environment.
To learn to use the sentence patterns:used to...but now; should do sth.
课前预习
一、熟读下列单词
litter/'lɪtə(r)/v.乱扔n.垃圾；废弃物
bottom /'bɒtəm/, /'bɑːtəm/n.底部；最下部
fisherman/'fɪʃə(r)mən/ n.渔民；钓鱼的人
coal/kəʊl/n.煤；煤块
ugly/'ʌglɪ/adj.丑陋的；难看的
advantage /əd'vɑːntɪdʒ/, /əd'væntɪdʒ/ n.优点；有利条件
cost/kɒst/,/kɑːst/v.(cost,cost)花n.花费；价钱
wooden/'wʊdn/adj.木制的；木头
plastic/'plæstɪk/ adj.塑料的n.塑料；塑胶
takeaway/'teɪkəweɪ/ n.外卖食物
bin/bɪn/n.垃圾箱
二、写出下列动词的现在分词
1.try-_______ 11.use-________
2.save-_______ 12.play-________
3.litter-_______ 13.pollute-________
4.smoke-_______ 14.turn-_______
5.build-________ 15.solve-_______
6.throw-_______ 16.cut-_______
7.ask-_______ 17.take-______
8.close-_______ 18.drive-_______
9.help-_______ 19.ride-_______
10.clean-________ 20.bring-______21.shop-_______ 25.keep-_______
22.do-_______ 26.make-_______
23.start-_______ 27.lead-_______
24.buy-_______ 28.listen-_______
三．词形变换。
1.渔民；钓鱼的人 n. ________ →(复数)________
2.丑陋的；难看的 adj. ________→(反义词)漂亮的；美丽的 adj. ______________
3.优点；有利条件 n. ________→(反义词)缺点；不利条件 n. _________
4.木制的；木头的 adj. ________→(同根词)木头；木材 n. ________
5.有害的 adj. ________ →(同根词)危害；损害 n. 伤害 v. ________ →(反义词)无害的；
没有害处的 adj. ________
6.科学上的；科学的 adj. ________→(同根词)科学 n. ________
四．短语互译。
1. 起作用；有影响 _____________ 9.代替；而不是 ____________
2.参加 ____________ 10.到目前为止 ____________
3.关掉 ____________ 11.引导；导致 ____________
4.付费；付出代价 _________ 12.采取行动 ____________
5.充满 ____________ 13.at the top of… ______________
6.打扫，清理 ____________ 14.cut off __________
7.在……中起作用 ____________ 15.be harmful to… ____________
8.减少；砍伐 ____________ 16.in danger ____________
五．根据句意用take,spend,pay或cost的适当形式填空。
1.This house______________us lots of money.
2.My mother______________300 yuan on her new dress.
3.It usually_______________me 15 minutes to walk home from my office.
4.It is worth___________some time taking exercise every day.
5.I_____________1,000 yuan for the new bike yesterday.
六. 用动词的适当形式填空.
1.The river used to__________(be) really clean.
2.There are no more fish for___________to catch (fisherman).
3.Everyone should play a part in____________(clean) it up!
4.Using______________(wood) chopsticks is bad for the environment.
5.There are other___________(advantage) of bike riding.6.People are_______________(throw) litter into the river.
参考答案：
二、写出下列动词的现在分词
1.trying 4.smoking
2.saving 5.building
3.littering 6.throwing7.asking 18.driving
8.closing 19.riding
9.helping 20.bringing
10.cleaning 28.shopping
11.using 29.doing
12.playing 30.starting
13.polluting 31.buying
14.turning 32.keeping
15.solving 33.making
16.cutting 34.leading
17.taking 28.listening
三．词形变换。
1. fisherman；fishermen 4. wooden; wood
2. ugly; pretty/beautiful 5. harmful; harm; harmless
3. advantage; disadvantage 6. scientific; science
四．短语互译。
1. make a difference 9. instead of
2. take part in 10. so far
3. turn off 11. lead to
4. pay for 12. take action
5. be full of 13. 在……顶部或顶端
6. clean up 14. 切除
7. play a part in… 15. 对……有害
8. cut down 16. 处于危险中
五. 根据句意用take,spend,pay或cost的适当形式填空。
1.cost 2.spent 3.takes 4.spending 5.paid
六. 用动词的适当形式填空.
1.be 2.fishermen 3.cleaning 4.wooden 5.advantages 6.throwing
