巩固练习一、单项选择1. - Im sure Andrew will win the first prize in the final. - I think so. He _ for it for months.A. is preparing B. was preparing C. had been preparing D. has been preparing2. The woman biologist stayed in Africa studying wild animals for 13 years before she returned.Oh, dear! She _ a lot of difficulties!A. may go through B. might go throughC. ought to have gone through D. must have gone through3. After another glass of beer, I began to feel _ and couldnt see Tom clearly.A. dizzy B. interested C. acute D. patient4. At minus 130 degrees, a living cell can be _ for a thousand years.A. spared B. protected C. preserved D. developed5. Our club is open to adults only. _ your children have entered without permission.A. There seems thatB. It seems to be C. There seems to be D. It seems that6. In _ archaeology you will often be asked to write a description of the artifacts (人工制品) that have been found in _ excavation.A. an; an B. an; / C. the; an D. /; an7. Where is my dictionary? I remember I put it here yesterday. You _ it in the wrong place.A. must put B. should have put C. might put D. might have put8. In _ times human beings had to travel to find a favourable climate.A. prime B. primitive C. primary D. practical9. Our teacher will _ the result after each examination.A. anticipate B. assess C. amplify D. analyse10Londons Chinese community _ the 18th century.Adates to Bdated back Cdated from Ddates back to11. _an earthquake happens in our city when we are having a lesson? Im afraid most of us will be trapped.AIf only BWhat if CAs if DEven if12I am _ his constant complaints. Why dont we go to the meeting-room and finished the work?Acaught up with Bcome up with Cfed up with Dput up with13At times this balance of nature is _， resulting in a number of possibly unforeseen effects.Atroubled Bdisturbed Cconfused Dinterrupted14. Its acknowledged that the traffic accident was largely _ the drivers carelessness.A. for B. due to C. thanks to D. with a result of15. Jane Goodall insists on her observation of chimps, not caring _ what others might say.A. about B. of C. to D. for二、完形填空 阅读下面短文，掌握其大意，然后从120各题所给的四个选项(A、B、C和D)中，选出最佳选项。 We cannot live only on hopeBut 1 can we live without itNobody knew this better than John Chapman John Chapman was a man of great 2 He was born in 1774 in MassachusettsIn the early 1800s he got in on the opening of land in the Northwest Territory， 3 it was then calledof the new United StatesHe found small plots of land suitable for 4 and cleared them by handHe bought 5 seeds in Pennsylvania every year and carried them to his many apple orchards，usually on his back When the trees were 6 enough to transplant，he sold them to settlers homesteading the West 7 ，he had little apple orchards spread around what would 8 the states of Ohio，Michigan，Illinois and IndianaHe was 9 by most people who knew himHis purpose was to spread the 10 of apple trees everywhere people settledApples，he 11 ，gave the promise of harvest and hope that the wilderness would become homeEvery tree he grew was a 12 of hope Johnny had another curious habitHe 13 books，but did not have the means to carry more than two，usually books of inspiration 14 Johnny wanted to share his books，he carefully 15 chapters out of whatever inspirational book he had 16 and loaned one or two chapters to families that wanted to readHed later 17 those chapters for others when he came back throughIn this way he left hope and encouragement 18 he traveledHis grave can be found today in Fort Wayne，IndianaIt says，“Johnny Appleseed (John Chapman)He lived for 19 ”Johnny understood his greatest task in life：to keep hope 20 When we keep hope alive，then hope keeps us alive1Aneither Beither Cso Das well2Adream Bsuccess Chope Dexperience3Afor Bthat Cwhich Das4Aworking Bfarming Cliving Dmeeting5Ameat Bvegetable Cfood Dfruit6Asmall Blarge Cyoung Dtall7AEventually BLuckily CHappily DSadly8Alimit Bbuild Cbecome Dchange9Aliked Bhated Cadmired Denvied10Aloneliness Bfairness Ctiredness Dgoodness11Apredicted Bimagined Cbelieved Dexplained12Amark Bsymbol Cmodel Dexample13Aloved Bprinted Cwrote Drecorded14AAlthough BWhether CAfter DBecause15Acounted B