Unit13 We’re trying to save the earth Period 4同步练习

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Unit13 We're trying to save the earth.
Section B Period4同步练习
1、单词填空。
1.To reduce the CO2 in the air，people should stop _______(ride)in cars.
2．_________ (recycle)paper is a really easy thing for everyone.21教育网
3.They watched TV instead of _____________(stay) at home.21cnjy.com
4.The old man used to ______(like) basketball when he was young.
5.It's hard _______________(finish) the job in such a short time.www.21-cn-jy.com
2、单选。
1.—What should I do to be a green man？
—It's easy.For example，____ your own bags when ________.
A.taking，shopping B.take，shopping
C.taking，you shopping D.take，you shopping
2.Don't ________those vegetables. We can feed them to the pigs.21世纪教育网版权所有
A．throw away B．put away
C．give away D．take away
3. —What can kids do to help the environment
—I think we can ________ paper to save the trees.21·cn·jy·com
A．recycle B．waste C．make D．do
4. The shower is still on.Please go to ____．
A.turn it off　　B．turn them off C.turn off it D．turn off them
5.—Jack，it's time for supper.You should stop ____ basketball.2·1·c·n·j·y
—OK，Mom.I'll stop ________ supper.
A.to play，having 　B．playing，having
C.playing，to have 　D．to play，to have,
三、情景对话。
A. But what can I do for you
B.I think water is very important to us.
C. You mean when I have shampoo in my hair
D. But what can I do
E. That will save a lot of money, too.
F. Take a bag when you go shopping.
G. Sometimes I turn off the lights without thinking.
A: Hi, Jane. Would you like to help save the environment 21·世纪*教育网
B: I'd like to. ___________________
A: Well, first, you can start by turning off the lights when you leave a room.
B: Yes. That's easy.___________________What's next www-2-1-cnjy-com
A: Second, you can ride a bicycle. Don't take a bus or a taxi if you don't have to.
B:___________________What else
A: Third, try to recycle paper.
B: Mmm. Newspapers, magazines, we have a lot of paper at home. Good idea.
A: The fourth idea is to turn off the shower when you're not using it.
B: ___________________
A: Yes. Get wet, turn off the shower, put the shampoo (洗发剂) in your hair and then turn on the shower and wash it out.2-1-c-n-j-y
B: Yes, ___________________ We have to save water.【来源：21·世纪·教育·网】
四、阅读。
“Low carbon（低碳）” becomes the most popular words these days because more and more people pay attention to our environment. Not only China but all other 1 concentrate on the topic of “low carbon”. Low carbon life 2 a kind of lifestyle in which people do their best to use less energy. The purpose of the lifestyle is to push us to 3 the environment.21*cnjy*com
Because of the fast increase of population and human *desire, the human living environment, health and safety are 4 worse and worse. So we can say, the lifestyle is becoming the killer of the earth and human beings. Therefore, low carbon life is needed by man’s own health. So we should develop good 5 in our daily life. For example, when we go shopping, we’d better use 6 plastic bags. We should eat more 7 and less meat. As for clothing, we’d better buy the necessary clothes and not buy clothes with animal *leather. As for housing, when building a 8 , we must use green material; buy the lights that need less energy and remember to 9 the lights when not needed; put rubbish into different kinds and recycle the useful things, like bottles and paper. As for transportation, we can 10 if you go to the places near your house. For short trips, we can ride a bike instead of driving a car. Try to use public transportations. As for working, companies should 11 clerks to use e-mail, MSN and other ways instead of using paper. We use paper only when necessary. For using 12 : If you don’t use computer in a short time, you can change the computer into its “sleep”.【来源：21cnj*y.co*m】
Besides, we should try 13 best to tell the people around us the importance of the low carbon lifestyle. And we can also ask them to 14 us to take the low carbon life, in this way, not only can we make our city better, 15 also it's good for ourselves.【出处：21教育名师】
In all, it weighs greatly for all of us to put the low carbon lifestyle into practice.
（1）A . countries B . cities C . towns D . villages【版权所有：21教育】
（2）A . helps B . means C . lives D . thinks21*cnjy*com
（3）A . keep B . pollute C . protect D . make
（4）A . doing B . trying C . discovering D . becoming
（5）A . lists B . shops C . decisions D . habits
（6）A . more B . less C . fewer D . many
（7）A . tea B . vegetables C . meat D . food
（8）A . house B . bridge C . store D . market
（9）A . turn off B . turn on C . put off D . put on
（10）A . walk B . rush C . run D . drive21教育名师原创作品
（11）A . make B . let C . see D . encourage
（12）A . machine B . light C . bed puter
（13）A . ours B . we C . our D . us
（14）A . stop B . tell C . join D . hear
（15）A . so B . but C . and D . though
Unit13 We're trying to save the earth.
Section B Period4同步练习答案
一、1.riding 2.Recycling 3.staying 4.like 5.to finish
四、ABCDD CBAAA DDCCB
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