1、Unit 4 Astronomy基礎(chǔ)知識練習(xí)二、單項選擇:1. The new story book is writte n ineasy En glishbegi nners can un dersta nd.A. such, thatB. so, thatC. such, asD. too, that2. You can imagi ne this lake used to be a beautiful place in our provi nee.A. at any timeB. at one timeC. in no timeD. at times3. Drinking too muc

2、hour health.A. is harm toB. is harmful toC. does harmful to D. harm to4. All the members of the compa ny take itto do ni ght duty.D. out of turnD. being pollutedA. in tur nB. by turnC. on the tur n5. We will do someth ing to preve nt the rivers.A. polluteB. polluti ngC. polluti on6. Theexpressi on o

3、n his face suggested that henot able to work out theproblem.A. puzzli ng, was, puzzli ng B. puzzled, be, puzzled C. puzzli ng, be, puzzled D. puzzled, was, puzzli ng7. All the peopleat the good n ews that our country has successfully laun ched a manned satellite.A. cheered upB.cheered onC.lost heart

4、D.lost their heart8. they have computers, itbecomes easier for themto solve the problem.A. AlthoughB.ForC.Now thatD.When9. Sudde nly the war, and young men were called on to join the army.A. broke outB.was broke outC.broke n dow nD.broke up10. The wings of the pla ne areof its body.A. twice more tha

5、 n the len gthB. more tha n twice the len gthC. more twice the len gth tha nD. twice the len gth more tha n二、詞組選擇填空now that break out cheer up as a result of in timebe differe nt frompreve nt fromas well asdepe nd on in one turn give birth to1. Joh n held Tom hands tohimhitt ing Billy.2. Koala bears

6、the young and put them into the pocket of skin on their stomachs.3. Wome n,men, have the right to be paid based on the work they do.4. It sa pity that he failed to pass the testhis carelessness.5. the mark on your face will disappear.6. -should we pay a visit to Professor Wang this after noon? -Ityo

7、u.7. What you are talk ing about is quitewhat we are concerned about.8. All the stude nts wentto be exam ined by the doctor.9. In case ano ther world war, what will happe n to huma n bein gs?10. We willat once immediately we thi nk of going home.三、完成句子1. 有人擔(dān)心，洪水的結(jié)束將是另一場疾病的爆發(fā)。It is fearedthe floods,

8、ano ther disease would.2. 為了使她高興起來，他打算在星期天給她一個大驚喜。In order to, hegive her a big surprise on Sun day.3. 經(jīng)過實驗，這種細(xì)胞已經(jīng)變得有原來的三倍那么大了。(1) . After the experime nt, the cell has becomeasas it used to be.(2) . After the experime nt, the cell has becomeit used to be.(3) . After the experime nt, the cell has be

9、comewhat it used to be.4如果你不注意，你會在這惹上麻煩的。If you don , you may gethere.5. 半夜發(fā)生了火災(zāi)，幸運的是很快就被不滅了。A fireat midn ight, but, it was soon put out.6. 他為什么做這件事還不十分清楚。wasn quite clear.7. 我們對于他所做的感到非常驚訝。We are amazed.8. 火星上有沒有人類還不確定。is un certai non Mars.9. 我想不明白的是為什么他老是上課遲到。I can understand ishe is alwaysclass

10、.10. 既然你拿到了駕照，為什么不自己開車呢？you have got your lice nse,drive the car yourself?四、單句改錯：1. Children should not be allowed to watch violently films.2. They lay the cups on the table and sat dow n.3. We don do anything that will be harmful for peace.4. Don worry I m sure things will get better on time.5. Eve

11、ryth ing was perfect for the pic nic as well the weather.6. The school kept my mother from wait ing at the school gate for an hour.7. The room isn te no ugh big to hold so many people.8. The box is five times as bigger as that one.9. That surprised me most was that Mary spoke Chin ese just like a n

12、ative speaker.10. They are so in teresti ng books that I want to read them once more.五、單詞拼寫1. A vstorm hit the country and damaged many buildi ngs.2. The moons pon the Earths ocea ns creates the tides.3. Eati ng too much junk food is hto your health.4. Many people believe that life eon other pla net

13、s besides the earth.5. She spe nt the after noon fon her back in the pool.6. These flowers will not grow in a cold c.7. It shard to breathe on top of the mountain, so youd better take an obottle.8. The new owners have tried to give the restaura nt a more family-frie ndly a.9. Umost students in my cl

14、ass, I don like PE lessons.10. The pof the famous actor made all his fans excited.編印：屠小平 101 121 2010/05/10六、完形填空Sir Alexander Fleming, the discoverer of penicillin, was on his way to Belfast. The Nobel prize winner was going to 1 an importa nt lecture 2 .When he 3 at Heathrow Airport, he was _4_ an

15、d annoyed（惱怒）to find his flight overbooked, andthat he and 5 passe ngers had no seats. The clerk was very apologetic, but 6 that the gover nment had booked fifty 7 at the last mome nt. That meant hat8or（weaEyburfiped- simply throw n off the flight.Flem ing in sisted, its ntfl and I must get to“ But

16、rve had this ticket 9 over a mon th,Belfast 11.“ rm 12_ sorry, sir. But the government passengers are 13 priority（優(yōu)先）passengers travelling on importa nt bus in ess. Its 14 for them to take a later flight. ”Just as Flem ing was going to 16 what the importa nt bus in ess was a group of gover nment pas

17、se ngers arrived to check in. Fleming turned to the leader of the group.I d like to know what is so urge緊t（急）about your bus in ess _17_ we ordinary passe ngers _18_wait for ano ther flight.The man replied,Oh, it s a matter urgency. Sir Alexander Fleming is giving a lecture inBelfast toni ght, and we

18、can t _20_ it!1. A. haveB. atte ndC. giveD. hear2. A. hereB. thereC. abroadD. everywhere3. A. stoppedB. arrivedC. stayedD. called4. A. surprisedB. excitedC. frighte nedD. disappo in ted5. A. someB. severalC. manyD. other6. A. i nsistedB. provedC. expla inedD. declared7. A. booksB. seatsC. roomsD. st

19、amps8. A. peopleB. officersC. officialsD. passengers9. A. inB. forC. afterD. duri ng10. A. fairB. rightC. trueD. satisfactory11. A. nowB. thenC. todayD. tomorrow12. A. allB. bothC. reallyD. almost13. A. terriblyB. terribleC. greatD. much14. A. reas on ableB. funnyC. impossibleD. unn ecessary15. A. c

20、on siderB. discussC. describeD. Dema nd16. A. gover nmentB. ordi naryC. clerkD. com mon17. A. asB. whe nC. thatD. now that18. A. mustB. shouldC. ought toD. have to19. A. littleB. greatC. someD. no20. A. catchB. getC. missD. lose七、閱讀理解AJiuquan, GansuProvinee, Sept.6A（Xinhua） - Chinamanned spacecraft

21、Shenzhou-7 will belaunched at an appropriate time between Sept.25 and 30 from the Jiuquan Satellite Launch Center in no rthwester n Gansu Province, a spokesma n said here on Saturday. The missi on will accomplish the first spacewalk by Chin ese astr on auts.All the major systems involved in the laun

22、ching are now in the final preparation. The main tests for the spacecraft, the Long-March II-F rocket, suits for the space walk and a satellite accompanying the fly have also been finished, ” said the spokesman. In additiono und gontrol system is fully prepared, including the launch site, the landin

23、g site, and the com muni cati on for observati on and con trol.When Shen zhou-7 en ters its orbit, one of the three astr on auts will con duct a space walk, said Zhao Changxi, a senior scientist with the project, earlier. According to Zhao, cameras would be fixed outside and in side of the ship for

24、live broadcasti ng of the space walk.While the last mission of Shenzhou-6, with a crew of two, was aimed at several days of manned flight, this time the task might be more stringent as one of its main goals is the space walk. Earlier reports said a crew of six astronauts had been chosen for the miss

25、ion, with three manning the spacecraft and three substitutes.China successfully put two manned spacecrafts into orbit in 2003 and 2005 respectively, beco ming the third country to send an astr on aut into space after the Un ited States and the former Soviet Un io n （now Russia）.1. What is the main i

26、dea of the passage?A. Shen zhou-7 is better equipped tha n the last two spaceships.B. Shen zhou-7 will be more successful tha n the last two laun ches.C. All the systems in volved in the launching have bee n prepared.D. China is ready for the launching of Shen zhou-7.2. We can lear n from the passag

27、e.A. This will be the third time for Chin ese astr on auts to have a space walkB. Three of the six astronauts chosen for the mission will walk in spaceC. The space walk will be live broadcasted on TVD. Everythi ng has bee n prepared except com mun icati on system3. The underlined word“ stringent ” m

28、ost probably meansA. challe ngingB. en couragi ngC. in cit ing D. convincingBAstr onomy is the oldest scie nee known to man. Thousa nds of years ago man looked at the stars and won dered about the heave ns. But man was limited by what he could see with his eyes alone.The Greeks studied astronomy ove

29、r 2,000 years ago. They could see the size, color, and brightness of a star. They could see its place in the sky. They watched the stars move as the seasons changed. But the Greeks had no tools to help themselves study the heave ns.Each new tool added to the field of astr onomy helped man reach out

30、into space. Un til there were telescopes, man knew little about the moon. They did not know that the planet called Saturn（土星）had rings around it. Their sight was so limited that they could not see all the pla nets. In the early 1700s, people thought there were only six planets. Nepture（ 海王星）,the las

31、t of eight planets to be discovered, was not seen un til 1846.Before the spectroscope（分光鏡）,man did not know what kind of gases was in the sun or other stars. Without the radio telescope, we didn know that radio noises came from far out in space.Today, astr onomy is a grow ing scie nee. We had lear n

32、ed more in the last fifty years tha n in the whole history of astr onomy.4. Thousa nds of years ago, people observed the stars with the limitati on of their.A eyesightB. la ndC. wealthD. kno wledge5. The Greek could see the followi ng things about a star EXCEPT its.A. sizeB. shapeC. placeD. color6. Which of the followi ng sen te nces is NOT true?A. Astr onomy is the oldest scie nee that huma ns have known.B. Astr onomy is develop ing fast with the help of tech no logy.C. In the early 1700s, people didn know the ex