文档内容
Unit 13 We're trying to save the earth!
Section A 1a-2d 课后跟踪练习
Ⅰ.根据句意及汉语提示写出所缺的单词。
1.Bike riding has more _________(优点) than disadvantages.
2.There is much rubbish at the ________(底部) of the river.
3.There is a ________(木制的) box on the table.
4.The bike is very expensive for me. It will ________(花费) me about six hundred yuan.
5.Don't laugh at the ________(难看的) picture. After all, it was painted by a fouryearold boy.
6.My uncle is a ________(渔民) and he goes fishing every day.
7.We should use fewer ________(塑料的) bags in order to protect the environment.
8.Nylon is made from air, ________(煤) and water.
II. 用括号中所给单词的适当形式填空.
1. This method can make a ________ (different) in our life.
2. The lake is dirty. But it used to _____ (be) very clean.
3. The air is ________ (bad) polluted because there are too many cars now.
4. We can take the bus instead of ________ (drive) the car.
5. Remember ________(throw) rubbish in the bins and keep public places clean and beautiful.
Ⅲ.从方框中选出合适的短语，并用其适当形式填空。
lay a part, be good for, make a difference，too much, lead to
1.I'm sure your action will __________ a better future.
2.Everyone should ________________ in cleaning up the city park.
3.You should eat more fruit and vegetables. They ________________ your health.
4.Your actions can ________________ in your life.
5 .There is ________________ rubbish and waste on the ground.
Ⅳ.根据汉语意思完成句子。
1.当地政府号召每个人参加这项活动。
The local government called on everybody to ______ ______ ______ the activity.
2.他说他能够自己解决这个问题。
He said he ________ ________ ________ solve the problem by himself.
3 .我更愿意待在家里看电视，而不是跟朋友出去闲逛。________ ________ hanging out with friends, I prefer to watch TV at home.
4 .这座城市的每一个人都应该在保护环境方面出一份力。
Everyone in the city should ______ ______ _______ ______ ______ the environment.
5.种植更多的树可以减少空气污染。
Planting more trees can ________ ________ ________ ________.
VI. 单项选择
( )1. Don't take the dictionary away. I ________ it.
A.use B. used C. am using D. have used
( )2. Remember ________ some fruit when you come back.
A.buying B. to buy C. buy D. bought
( )3.—It will ________ only about 50 minutes to travel to Mount Wuyi by highspeed
railway.
—Wow, how exciting! I can't wait.
A.take B. Spend C. cost D. pay
( )4. Many volunteers will help to ________ the city parks next Friday.
A.give up B .pick up C. clean up D. turn up
( )5.The local government is going to take some measures to protect the environment. For
example, we mustn't ________ too many trees.
A.write down B. cut down C. take down D. put down
VII. 补全对话(方框中有两个多余选项)。
W: Good evening, Ted! Tell our listeners what you do, please.
M: Good evening! I help collect rubbish along the Zhou River with other members of our
volunteer team.
W: That's great! 1.________
M: As you see, the Zhou River is our mother river. It provides us with clear water. 2.________
W: I agree with you. 3.________
M: Um… 10 girls and 15 boys.
W: When do you do this work?
M: We live near the river. 4.________. And when we see the rubbish, we collect it.
W: 5.________
M: Yeah, I think so.
A. In cities, pollution is mainly from factories.B. How many members do you have in the team?
C. It's good for your health and the environment, isn't it?
D. How did you come up with the idea?
E. What about rubbish pollution?
F. We don't want it to be polluted.
G. After dinner every evening, we take a long walk along the side of the river.
参考答案：
Ⅰ.根据句意及汉语提示写出所缺的单词。
1. advantages 3. wooden
2. bottom 4. cost5. ugly 7. plastic
6. fisherman 8. coal
Ⅱ.用括号中所给单词的适当形式填空。
1.difference 4.driving
2.be 5.to throw
3.badly
Ⅲ.从方框中选出合适的短语，并用其适当形式填空。
1.lead to 4.make a difference
2.play a part 5.too much
3.are good for
Ⅳ.根据汉语意思完成句子。
1.take part in 4.play a part in protecting
2.was able to 5.cut down air pollution
3.instead of
VI. 单项选择
1-5 C B A C B
VII. 补全对话(方框中有两个多余选项)。
1-5 D F B G C
