25　单元成果展示Unit 8 We're trying to save the earth! 九年级英语 鲁教版

单元成果展示(Unit 8) We're trying to save the earth! (时间：90分钟　满分：100分) Ⅰ．完形填空(10分) Many of us wonder what is in outer space．When we look up at the night sky，we see stars and the moon． 1 one thing we don't see is pieces of junk in space． Now more countries are sending rockets and satellites into space and make it very 2 ．Space junk comes from debris(残骸) from old rockets or satellites．More than 30，000 pieces of space debris are larger than 10 cm．There are also millions of smaller pieces．The pieces can be very 3 because they are moving so fast．They could 4 hit other active satellites．The pieces could bring danger to 5 in spaceships too．In the future，a piece of space junk might even 6 from the sky to the earth and hit humans．How terrible! Then what should we do Can we 7 sending satellites or rockets to space That seems 8 because they are important to humans in many ways．Scientists are 9 ways to help clean up space junk．For example，new technologies could be used．There could be rules for sending satellites to space．And old satellites could be taken out of space．These ways will be helpful，but scientists hope that every country can take the problem seriously and play a 10 in cleaning up space junk． (　D　)1．A．So　　　 　　 B．Or C．If D．But (　B　)2．A．famous B．crowded C．simple D．serious (　A　)3．A．dangerous B．important C．special D．personal (　C　)4．A．hardly B．luckily C．probably D．carefully (　D　)5．A．cooks B．doctors C．pianists D．astronauts (　A　)6．A．fall B．build C．touch D．expect (　C　)7．A．start B．enjoy C．stop D．practice (　D　)8．A．boring B．comfortable C．educational D．impossible (　B　)9．A．putting up B．looking for C．making up D．leaving for (　A　)10．A．role B．game C．sport D．song Ⅱ．阅读理解(20分) A How green are you Do you know how to be green We all need a healthy environment，but we produce waste every day and it does harm to our environment．As students，though we are young，we can still do something to help．In fact，even the simplest everyday activities can make a real difference to the environment．Here are some ideas for you． Reduce Reduce means “use less”．Don't waste things．This saves money and reduces pollution and waste to the environment．Before we buy something new，think whether it is really necessary or maybe the old one will be just as good． Reuse Reuse means “use again”．Use things as long as possible．When we buy things，make sure that they last a long time．We should look after them so that they will last，and we should repair them if we can instead of throwing them away and buying new ones．Don't use a paper cup or a paper bag．It's better to use a china cup and a lunch box because you can use them again． Recycle Recycle means “change things into something else”．Though it takes energy to change something into something else，it's better than throwing things away or burning them．Find out what can be recycled in your neighbourhood and t ... ...