unit 4 amazing science 练习1（仁爱版九年级上册）

1、Unit 4 Review一、根据句意及汉语提示完成句子。1.Dont forget to _（关门） the door, when you leave home.2.That was a _ （愚蠢的）thing to do! You shouldnt do like that again.3.The horse with a white _ （记号）on its head is my fathers.4.Every computer has a _（键盘）.5.She was struck by the sudden _ （想法）that he might already home left.6.They are looking at the computer _（屏幕）.7.I didnt _(意识到) that you were so unhappy.8.Yang Liwei is an excellent _（宇航员）.9.They went on a long train _ （旅程）across India.10.He is a _ （舞蹈演员）in the Royal

2、Ballet(皇家芭蕾舞团).11.Germs are so _ （小）that we can only see them by microscope(显微镜).12.The _ （电子的）dictionary is very useful, its easy to use.13.There is no _ （怀疑）at all that we did the right thing.14.I cant say for _ （确定）when well arrive.15.It doesnt take much _ （脑力）to work out that both stories cant be true.二、完成句子：1.The radio _by Guglielmo Marconi in 1895.2.When _ the digital camera _? It _ in the 1970s.3.Where _ it _? It _ in Japan.4.What _ a rocket _ for?It _ for sending satellites or spaceships

3、 into space. 5.I _I could go into space some day. 6.I _your dream will come true. 7. _ he invented more than two thousand things during his life. 8.Inventing is interesting and exciting and everyone _. 9.A wonderful movie _ tonight. 10.Im excited about the things that _ in the future. 11.We _ anything that can be done on the earth. 12.I _first master some basic computer skills. 13.Lets work hard. Then our dreams _. 14.He is our national hero _ traveled around the earth in Shenzhou V for 21 hours

4、 in 2003. 15.China is the third nation _sent a person into space. 16.More and more people have personal computers _ are used to play games and watch movies. 17.All of you _. 18. _ China has made great progress in its space industry. 19. _ that computers are very useful in technology and business. 20.The Internet is making the world _, like a village. 21.Computers help us at work and at home, but they _ properly. 三、翻译下列短语：1.我们登上火星已经两天了。It _ _ two days _ we landed on Mars.2.随着社会的发展，地球将要被污染到不适合居住的程

5、度。 _ the development of the society, our earth will be too polluted for people to _ _.3.毫无疑问，计算机在我们的生活中变得越来越重要。There is _ _ that computers are becoming more and more important in our lives.4.地球在距离太阳数十亿公里的地方旋转。The earth travels around the sun _ _ _ _ billions of kilometers.5.Its about life _(在太空).6.A wonderful movie _(将上映）.7.All the people travel _(乘坐宇宙飞船）.8.I think we will live in space _(某一天）.9.We will be able to do anything that _(能够被做)on the earth .10.I _believe there are aliens _（直到才）I see t

6、hem with my own eyes . 11.Our dreams will _(实现). 12.The gravity on the surface of Mars is about _(五分之二） as strong as it is on earth. 13.No one knows _ _(确切地), but most people think that robots will be part of our lives. 14.Perhaps robots will think _ _ _(独自，单独)in a few years.四、语法：语态是用来表示_语和_语之间的关系。英语中有两种语态，一种是主动语态，表示主语是动作的_；另一种是被动语态，表示主语是动作的_。被动语态主要用于以下情况：1.强调动作的承受者；2.不知道动作的执行者；3.没有必要提及执行者。解题思路：时刻注意主语与谓语动词的关系，是否考被动语态；看句子里是否有标志性的字眼；没有标志性字眼，就看语境( )1. Some stories _the children by the teacher every

7、 day. A. is told forB. are told for C. are told to D.is told to( )2.The laptop _ in Japan in 1985. It is used for studying.A.is developed B.was developedC.developedD.develops( )3.Dont throw about your newspaper! Sorry, Im busy now. They will _ later.A.collectB.be collectC.be collectedD.collected( )4.Did you go to Tims birthday party? No, I _.A.am not invited B.wasnt invited C.havent invitedD.wont be invited( )5.Do you know who _ the tomb of Emperor Qin and who _ the mobile phone ?No, but we may ask our teacher. A.discovered, invented B.was discovered, was inventedC.invented, discovered D.was invented, was discovered ( )6. The place _interested me most was the Childrens Park.A. which B. where C. what D. in which( ) 7.Do you know the girl _ is singing on the stage? A. who B. what C. which D.whom

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