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1、1Unit 4 Amazing Science Topic 1 周末作业.单项选择。(10 分)( )1.Dont throw about your newspapers!Sorry. Im busy now. They will _ later.A.collect B.be collect C.be collected D.collecting( )2.Now more and more man-made satellites are _ by humans.A.sent for B.send up C.sent up D.sent into( )3.What a big smile on
2、Mr.Lees face!Yeah. He is proud _ his students excellent performance.A.of B. to C.with D.in( )4.After hearing the funny joke, my father cant help _.A.laugh B.laughing C.to laugh D.laughs( )5.My parents dont allow me _ computer games at school.Thats right. They are bad for your study.A.play B.plays C.
3、playing D.to play( )6.We find it _ to do some reading every day.A.easily B.enjoy C.helpful D.interested( )7.Will you go for a picnic with your parents this weekend?It just _ the weather.A.because of B.decides by C.depends on D.thanks to( )8.The report shows we have dreamed _ exploring space for thou
4、sands of years.A.in B.on C.of D.to( )9. There is no _ that phones play an important role in the modern life.A.question B.problem C.answer D.doubt( )10.If you want to read it, please click _ the sign, a box will appear on the screen.A.on B.at C.in D.with.情景交际。(5 分)A: Hello, Wang Li. Have you watched
5、the interview on Oriental Horizon?B: Not yet.A: 11 Its about Chinas manned spaceship Shenzhou .B: Really? 12 A: OK. The manned spaceship Shenzhou with astronauts Fei Junlong and Nie Haisheng was traveling in space. The reporter from Oriental Horizon interviewed them. Their families spoke to them thr
6、ough the video phone. Fei Junlongs daughter sang“Happy Birthday”to her father.B: 13 I hope I have a chance to watch it.A: 14 This program will be on again tonight.B: Great! 15 Goodbye.A: Goodbye.A.How exciting it is!2B.I wont miss it.C.Could you tell me something about it?D.Will you give me a hand?E
7、.What a pity!F.Dont worry.G.You are right.11._ 12._ 13._ 14._ 15._.完形填空。(10 分)The computer is a very wonderful machine today, and its so 16 that it seems that we 17 live or work without it. Computers are used in many 18 , such as offices, factories, big shops, schools and even homes. With the comput
8、er people are living a better 19 .The computer is one of the greatest inventions in the 20 century. The first computer was built in America in 1946 which was named ENIAC, and it was not only very 21 , but also quite heavy. It was as big as ten ordinary (普通的) rooms!But the computer is developing very
9、 fast. Today theyre becoming smaller and smaller, lighter and lighter, and 22 faster and faster. There are so many kinds of different computers in the market that you can choose one that you like best.The computer can do a lot of things for people, and it also helps us to learn about the real world.
10、 With the computer you can 23 an e-mail just in a few seconds to your friend far away, but if you post the letter, it will take your friend quite a long time to receive your 24 .Now you can see the computer really gives us a very nice picture about the world of tomorrow. So as a student in the 21st
11、century, you have to work hard and learn how to 25 the computer very well. Dont you think so?( )16.A.beautiful B.interesting C.useful D.enjoyable( )17.A.can B.cant C.must D.mustnt( )18.A.roads B.streets C.crossings D.places( )19.A.life B.friend C.family D.country( )20.A.18th B.19th C.20th D.21st( )2
12、1.A.useful B.large C.small D.cheap ( )22.A.studying B.teaching C.walking D.working( )23.A.give B.take C.post D.send( )24.A.letter B.book C.help D.message( )25.A.get B.use C.read D.write.阅读理解。(30 分)(A)Laptops are popular all over the world. People use them on trains and airplanes, in airports and hot
13、els. These laptops connect people to their workplaces. In the United States today, laptops also connect students to their classrooms.West Lake College in Virginia will start a laptop program that allows 3students to do schoolwork anywhere they want. Within five years, each of the 1500 students at th
14、e college will receive a laptop. The laptops are part of the 510 million computer programs at West Lake, a 110-year-old college. The students with laptops will also have access(通路) to the Internet. In addition(另外), they will be able to use e-mails to“speak”with their teachers, their classmates and t
15、heir families. However, the most important part of the laptop program is that students will be able to use computers without going to computer labs. They can work with it at home, in a fast-food restaurant or under the trees. Anywhere is OK!Because of many changes in computer technology, laptops are widely used in higher education, such as colleges and universities. As laptops become more powerful, they become more similar to desktop computers. In addition, the portable(便携式的) computers can connect students to not only the Internet, but also libraries and other resources(资源
