Unit 2　We have not found life on any other planets yet.docx

1、Unit 2We have not found life on any other planets yet.根据句意及首字母或汉语提示完成句子 1._(没有一个) of the students has been to Australia in our class.2We shouldnt throw rubbish around. Its our duty to protect the _(环境) because the earth is our only home.3The sun is at the heart of the solar system and many _(行星) go

2、around the sun. 4We dont know how large the _(宇宙) is.5Scientists havent received any m_ from Mars.6Nothing is i_ if you try your best.7Many companies use emails in their offices, so its easy for people to c_ with one another.8The solar system is a small part of our G_.用括号中所给单词的适当形式填空1It is hard _ (s

3、ay) who will win the game.2So far none of us _ (know) the teachers name.3. I _ just _ (hear) the news.Im very happy.4I have some important _(information) on the space travel.5_ you _(write) to your uncle yet?Yes, I have.6_ (billion) of stars are together with the sun in the Galaxy. 7Sometimes, the s

4、ky is _(call) “the vault of heaven(苍穹)” in poems.8My brother has finished _(make) a model space station.从括号中选出一个合适的词语完成句子1I went to the concert last night. My five _(other/others) friends went there, too.2There are three books but Li Lei likes _(no one/none) of them.3The weather in Shenzhen is diffe

5、rent from _(that/it) in Heilongjiang.4Its _(possible/impossible) for the boy to finish the work on his own. He needs help.5Dont eat _(such/so) many hamburgers a day. Theyre bad for your health.单项选择()1.She _ the library. You can find her there.Ahas been to Bhas gone toChas left Dwent来源:学&科&网()2.Hi, L

6、ily! Why dont you go swimming with them?Because I _ my homework yet.Adidnt finish Bwont finishChavent finished Ddont finish()3.Are Mr and Mrs Wang living alone in the house?Yes, _ of their three sons live with them.A. neitherB. bothC. allD. none()4.Has Dave come _？Yes, she has _ been here for 10 min

7、utes.Ayet; already Balready; yetCalready; already Dyet; yet()5.As we all know, the light _ faster than the sound.Aruns BwalksCdrives Dtravels()6.Its impossible _ how large the Galaxy is.Aimagine Bto imagineCimagining Dimagined()7.2019河池There are about three _ students in our school.Athousands Bthous

8、ands ofCthousand Dthousand of()8.2019郴州May I be allowed to choose a summer course?Its up to you. Youre _ to make your own decision.Atoo old Benough oldCold enough Dold too()9.2019南充I know Old Joe lives _.We are supposed to visit him from time to time. Then, he wont feel _Aalone; alone Blonely; lonel

9、yClonely; alone Dalone; lonely()10.More and more young people like to _ with each other by WeChat. Akeep BtouchCcommunicate Dreach .根据汉语意思完成句子1地球是一颗行星，它绕着太阳转。The earth is a planet and it _ _ the sun.2我们还没有在任何其他行星上发现生命。We have not found life _ _ _ planets _3. 科学家们已经在宇宙中发现了许多其他星系。Scientists have disco

10、vered many other galaxies _ _ _4太阳系只是我们星系的一小部分。The solar system is just _ _ _ _ our Galaxy.5宇宙中有这么多的恒星，我们是孤独的吗，抑或太空中还有其他生命存在呢？ _ so many stars _ the universe, _ _ _， or _ _ life out there _ _？. 句型转换1All of us have been to Cape Town.(改为否定句)_ of us _ been to Cape Town.2Some scientists think there is w

11、ater on Mars.(改为否定句)来源:1ZXXKSome scientists _ think there _ water on Mars.3The universe is large.(改为感叹句)_ _ the universe is!4Mr Zhang came here two days ago.(改为同义句)Mr Zhang _ _ here _ two days.5Chinese astronauts have already been to the_space_station(对画线部分提问)_ have Chinese astronauts _ yet?.补全对话，方框

12、中有两项是多余的Tony: Hello, Lucy. I havent seen you for several hours. Where have you been?Lucy: Hello, Tony. 1._ And I have found some information about the universe.Tony: Really？Would you like to tell me some?Lucy: Of course. What do you want to know?Tony: Well.2._Lucy: For millions of years.Tony: Wow！So

13、 long. 3._Lucy: Not yet. But they have discovered water on Mars.Tony: That sounds very interesting. Lucy: And scientists have already found that theres no life on the moon.Tony: 4._Lucy: Yes, thats right. Oh, I want to return the book about journeys to space to Jack, but I cant find him. Wheres he?T

14、ony: 5._ You can find him there.Lucy: Thanks a lot.来源:Zxxk.ComA. So far theres life only on the earth.BHow long has there been life on the earth?CI have gone to the library.DHave scientists found life on other planets?EHe has been to the space museum.FI have been to the museum.GHe has just gone to t

15、he school library.任务型阅读33yearold spacewoman Wang Yaping made historyshe is Chinas first teacher in space.Wang Yaping taught Chinese primary and middle school students on earth physics problems in the zerogravity environment(失重环境). She prepared for the lecture for a long time. Wang, born in January 1

16、980, is from east Chinas Shandong Province. She was a pilot in the Peoples Liberation Army Air Force(空军) with experience of 1，600 hours of flying.The worlds first teacher in space was Christa McAuliffe, a 37yearold middle school teacher from the United States, but the Space Shuttle Challenger (挑战者号)

17、 disintegrated(崩裂) after 73 seconds into flight on Jan.28, 1986. McAuliffe and other six members were killed.“Wangs lecture was a pleasant surprise，” said Zhang Xiaoguang, an astronaut in the three members of Shenzhou10 spacecraft.“_ (她无论做什么都很优秀)Sometimes wed like to give her a helping hand, but she

18、 just would not accept，” said Nie Haisheng.Like many young Chinese people, Wang likes photography, music and basketball. She said，“We_are_all_students_in_facing_the_universe. We are looking forward to joining our young friends to learn and explore the mystical(神秘的) and beautiful universe.”根据短文内容，完成下

19、列各题。1Who did Wang Yaping give the lecture to on physics problems in the zerogravity environment?_2What was Christa McAuliffe?_3请根据短文中所给汉语完成句子。She_ _ in whatever she does.4请把短文中画线的句子译成汉语。_5请给短文拟一个恰当的英文标题。_详解详析.1.None2.environment来源:1ZXXK3planets4.universe来源:Zxxk.Com5messages6.impossible7communicate8.

20、Galaxy.1.to say2.has/have known3have; heard 4information5.Have; written6Billions 7.called8.making.1.other2.none3.that4impossible5.so.1.B2C由答语中的“yet”可知要用现在完成时。3D4.A5.D6.B7C句意：在我们学校里大约有三千名学生。当thousand前有具体的数字three等时，表示确数，thousand后不加s，其后也不用of；当thousand前没有具体数字three等时，表示约数，thousand后既加s，也加of。故选C。8C考查形容词的用法

21、。句意：“我可以被允许选择一门夏天的课程吗？”“取决于你自己，你足够大了，可以自己做决定。”too old to指“太大了而不能”，不符合逻辑性；enough old表达形式不对；enough修饰形容词，须放在形容词之后。故选C。9D句意：“我知道老乔独自居住。”“我们应该时常去看望他。那样他就不会感到孤独。alone强调独自一人，lonely指感情孤独。前个空指独自一人，后一个指感情孤独。故选D。10Ccommunicate表示“联系；交流”，符合句意“越来越多的年轻人喜欢用微信交流”。 communicate with意为“与交流”。.1.goes around2.on any other

22、; yet3in the universe4a small part of5With; in; are we alone; is there; in space.1.None; have/has2.dont; is3How large4.has been; for5Where; been.15FBDAG.1.Chinese primary and middle school students. 2She was a middle school teacher from the United States. 3is excellent/does well 4在宇宙面前我们都是学生。5Chinas First Teacher in Space