Unit 13 We're trying to save the earth! Section A(Grammar Focus-4c)课时练习（含答案）

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Unit 13 We're trying to save the earth!
第三课时 Section A(Grammar Focus-4c)
基础巩固
一、用方框中所给词的适当形式填空。
cruel afford industry transportation reuse
1. This type of mobile phone is too expensive for me to .
2. Mike is a famous director in the film . I like his films very much.
3. There will be less pollution if we drive less and use more public .
4. Don't throw away your old textbooks. They are for the kids in remote areas.
5. They killed many sharks last year.How they are!
二、用括号内所给词的适当形式填空。
6.The city is facing more and more (environment) problems.
7. He couldn't afford (buy)a house at that time.
8. Our government allows each family to have three children instead of
(have) only one.
9. Our government has to do something (protect)our environment.
10.They (build)many buildings in the last five years.
三、根据所给汉语提示完成下列句子。（每空限填一词)
11.让我们等等王勇。他正在支付晚餐费用。
Let's wait for Wang Yong. He is the dinner.
12.当成本加起来时，我们感到非常震惊。
When the cost it gave us quite a shock.
13.政府已经采取了行动。现在河里的污染减少了。
The government has .Now there is less pollution in the river.
14.桑迪，你必须在结束烹饪后立马确认天然气关闭了。
Sandy, you must make sure the gas is immediately after cooking.
15.我的爸爸年轻的时候很活跃。他以前常常参加学校的许多活动。
My father was active when he was young. He used to .lots of school activities.
能力提升
四、阅读理解
I'm sure you all know how important recycling is.Recycling is the way that you collect old things and turn them into new things.It sounds like magic.But it's actually very scientific.
Materials
The first thing you have to do is to collect items that can be recycled.Only certain materials can be recycled. These include things made out of paper, metal, glass and plastic.
Daily things
Can you think of everyday items made of these materials Soda cans are a good example.They are made out of metal. Magazines and newspapers are made out of paper. So are cereal boxes.Some bottles of juice are made out of glass.Bags and yogurt containers (容器) are made out of plastic.There are many things that can be recycled.
The loop(环状物品)
These things are usually stamped with the recycling loop.It has 3 arrows that go in a triangular (三角形的)circle.This shows that cycle(循环)continues.Items are thrown away but continue their lives as something else.
Process
Let's go back to the process of recycling.
·The items are put in a recycling bin.
·A truck carries the items to a recycling plant.
·The materials are separated and squashed into square cubes.
·Companies buy and turn them into new products.
( )16.What is "recycling"according to the passage
A.It's a magic performance. B.It's a way of burning old things.
C.It's a way to make old things useful. D.It's a scientific research.
( )17.Which material is not mentioned in the passage
A.Rubber. B.Metal. C.Glass. D.Plastic.
( )18.You can put your old things into a recycling bin except .
A.soda cans B.magazines C.cereal boxes D.all bottles
( )19.The“3 arrows”shows that the items .
A.have some valuable stamps B.are in a triangular circle
C.can be recycled and reused D.can be thrown away
( )20.The passage is mainly about .
A.recyclable materials B.recyclable daily things
C.the recycling process D.recycling in a scientific way
参考答案
一、1.afford 2.industry 3.transportation 4.reusable 5.cruel
二、6.environmental 7. to buy 8. having 9.to protect 10.have built
三、11.paying for 12.added up 13.taken action 14.turned off 15.take part in
四、16-20 CADCD
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