Unit 8 Lesson 45 Let's Sort Garbage!同步练习 （含答案）

《Lesson 45: Let's Sort Garbage!》同步练习
一、根据首字母及汉语提示写出单词
1.Could you help me e　　　(清空)the basket full of waste paper
2.We can save a large a　　　(量) of money by reusing textbooks.
3.To have a better environment, people start to r　　　(回收)paper, rubber and glass.
4.It took us two hours to s　　　 (分类)the garbage.
5.The room is full of l　　　(垃圾), so we should clean it up at once.
6.A p　　　(塑料的) bag is floating in the water. Let's pick it up to keep the river clean.
二、单项选择
1.—　　　　 will you do with the old books
—Oh, we are talking about 　　　　to make good use of them.
A. How; how B. How; what
C. What; how D. What; what
2.　　　　 is meaningful to join the tree-planting club because we can help save the earth.
A. It B. One C. This D. That
3. They are helping Jim sort his stamps 　　　　different types.
A. to B. on C. into D. of
4.—Food safety is very important to us.
—I think so. More rules about it 　　　　in the future.
A. have made B. should be made
C. made D. were made
5.—It is reported that many marine animals have died because of waste masks.
—People must stop 　　　　waste masks into the sea.
A. collecting B. to collect
C. littering D. to litter
三、根据汉语意思完成句子(每空一词)
1.到目前为止,他还没有读完这本关于太空的书。
He hasn't 　　　　 　　　　the book about space so far.
2. 我们在睡觉时开着灯是一种浪费。我们应该节约用电。
It is　　　　 　　　　 　　　　keep the light on while we are sleeping. We should save electricity.
3.把碎玻璃留在地上是危险的。
It is 　　　　 　　　　 　　　　broken glass on the ground.
4.金属能够被制成不同种类的机器。
Metal can be　　　　 　　　　different kinds of machines.
5.——人们总是在聚会时扔太多的垃圾。
——是的。我们不管在哪里都不应该乱扔垃圾。
—People always throw 　　　　 　　　　garbage when gathering together.
—Yes.We shouldn't litter no matter where we are.
四、阅读理解
①In China, each year we produce hundreds of millions of tons of city waste. Where does the waste go People usually burn or bury(埋藏) it. But is it a proper way
②Waste pollutes the environment, harms people's health and causes animals to die. It also gets in the way of green and sustainable development. We can't make money at the cost of the environment. We should leave clean water and green mountains to our next generations(一代人).
③China is getting really serious about waste now.
④From January 2018, China started to stop 24 kinds of waste coming into our country. And more laws and rules about dealing with waste have been made. Anyone who breaks the law will be punished.
⑤China also tries to put waste to good use. One example is the waste-to-energy plants(发电厂). They burn waste to make electricity in a green way. No harmful gases or water will get into the environment.
⑥The Chinese government is encouraging people to do waste sorting. Cities like Shanghai, Chongqing and Beijing have their own sorting systems. More and more people are forming the habit of separating their waste.
1.The writer starts the passage by 　　　　.
A. telling stories
B. comparing numbers
C. raising questions
D. giving suggestions
2.The underlined word "sustainable" in Paragraph 2 means "　　　　" in Chinese.
A. 可享受的 B. 可持续的
C. 可借鉴的 D. 可复活的
3.From the passage, we know that 　　　　.
A. waste does harm only to the environment
B. those who produce waste will surely be punished
C. China has stopped got waste from developed countries since 2008
D. waste sorting starts to become popular in China
4.The structure of the passage may be 　　　　.
参考答案
一、根据首字母及汉语提示写出单词
1.empty　句意:你能帮我把那个装满废纸的筐清空吗 empty"清空"在此用作动词。
2.amount　句意:通过重复使用课本,我们可以节省大量的钱。
3.recycle　句意:为了有一个更好的环境,人们开始回收纸张、橡胶和玻璃。
4.sort　句意:我们用了两个小时给这些垃圾分类。
5.litter　句意:房间里满是垃圾,因此我们应该马上清理。此处的litter意为"垃圾",为不可数名词,故用litter。
6.plastic　句意:一个塑料袋漂浮在水中。让我们把它捡起来,保持河流干净。
二、单项选择
1.C　——你们将怎么处理这些旧书 ——哦,我们正在讨论如何利用好它们。do with意为"处理",提问时应用what;根据句意可知第二空表示"如何",故应用how。
2.A　"It is+形容词+to do sth."表示"做某事是怎样的",其中It作形式主语,故选A。
3.C　句意:他们正帮助Jim把他的邮票分成不同的种类。sort…into…是固定搭配,意为"把……分成……"。
4.B　主语rules与谓语make之间是被动关系,故应用被动语态,可排除A、C;根据"in the future"可知动作还未发生,故排除D。故选B。
5.C　根据题干第一句可知,此处是说人们必须停止向海里乱扔废弃口罩,可排除A、B。stop doing sth."停止做某事"; stop to do sth."停下来去做某事"。故选C。
三、根据汉语意思完成句子
1.finished reading
2.a waste to
3.dangerous to leave
4.made into
5.too much
四、阅读理解
1.C　细节理解题。结合第一段中作者提出的两个问题可知,作者是以提问题的形式开篇的,故选C。
2.B　词义猜测题。根据关键词green、development和关键句"We should leave clean water and green mountains to our next generations(一代人)"可推知sustainable表示"可持续的"。
3.D　细节理解题。根据最后一段的内容可知D项表述符合文意。
4.A　篇章结构题。文章首段引出话题:垃圾处理问题;第二段指出垃圾的危害并呼吁给下一代留下绿水青山;第三段概括指出中国目前正认真对待垃圾处理问题;第四、五、六段分别从三个方面阐述了中国在垃圾处理方面的举措。结合以上分析可知,A项呈现了文章的结构。