1、高考资源网（） 您身边的高考专家Unit 21 Human Biology Period FourLesson 4Epidemics Explained 课时精练（北师大版选修7，广东专用）时间：40分钟.完形填空阅读下面短文，掌握其大意，然后从各题所给的A、B、C和D项中，选出最佳选项。At the age of six，I was paying a visit to my grandfathers farm in Kansas.Grandpa had sent me into the _1_to gather pecans(美洲山核桃)for us to enjoy later.Picki
2、ng pecans was not an easy job and my basket was only half full.I wasnt about to _2_Grandpa down.Just then something caught my_3_.A large brown squirrel was a few feet away.I watched as he picked up a pecan，hurried to a tree and _4_in a large hole in the trunk.A moment later the squirrel _5_out and c
3、limbed down to the ground to pick up another nut.Once again，he took the pecan back to his hiding place.Not so _6_anymore，I thought.I dashed over to the tree and looked into the hole.It was _7_with pecans！Golden pecans were right there for taking.This was my _8_.Handful by handful，I scooped all of th
4、ose pecans into my basket.Now it was full！I was so _9_of myself.I couldnt wait to show Grandpa all the pecans.Therefore，I ran back and shouted，“Look at all the pecans！”He looked into the basket and said，“Well，well，how did you find so many？”I told him how Id _10_the squirrel and taken the pecans from
5、 his hiding place.Grandpa praised me for being smart in observing the squirrel and his habits.Then he did something that _11_me.He handed the basket back to me and put his arm gently around my shoulders.“That squirrel worked very hard to gather his winter _12_of food，”he said.“Now that all of his pe
6、cans are gone，dont you think that little squirrel will_13_ the cold winter？”“I didnt think about that，”I said.“I know，”Grandpa said.“But a good man should never take advantage of someone elses hard work.”Suddenly I felt a bit _14_.The image of the starving squirrel wouldnt leave my mind.There was on
7、ly one thing I could do.I carried the basket back to the tree and poured all the nuts into the hole.I ate no pecans that night，but I had something much more fulfillingthe _15_of knowing I had done just the right thing.【解题导语】 本文讲的是：作者到树林里采摘山核桃时有了一个意外的发现松鼠洞里满是山核桃，根本不用那么辛苦自己去采摘，于是就把洞里的山核桃全部拿回家，不料爷爷没有表扬
8、他，反而教训了他一顿：松鼠采摘山核桃是为过冬而囤积食物，我们不能夺人所爱。1A.rooms BwoodsCholes Droads答案B只有树林里才能采摘到山核桃，故填woods。2A.let BsettleChave Dkeep答案A我不想让我的爷爷失望，let sb. down为固定搭配。3A.sweater BbasketCeye Dhand答案C吸引某人的注意，用catch ones eye或draw ones attention。4A.joined BlivedCdiscovered Ddisappeared答案D前面有两个并列动词，均属非延续性动词，故此空也应填瞬间性动词，故填di
9、sappeared才符合语境。5A.jumped BheldCstood Dfound答案A用jumped才符合松鼠的习性和动作。6A.strange BsecretCanxious Dpatient答案B从后文I dashed over to the tree and looked into the hole.可以看出是“没什么神秘的”之意，故填secret。7A.covered BfilledCrebuilt Ddecorated答案B结果发现洞里面满地是山核桃，be filled with为固定搭配。8A.turn BchoiceCchance Dachievement答案C从此空的前后
10、描述应是机会到来了，故填chance。其它选项不符合题意。9A.afraid BashamedCcareful Dproud答案D弄到这么多山核桃自然是感到无比自豪的事了。10A.driven BfollowedCprotected Dcaught答案B从后面的并列谓语taken the pecans from his hiding place可以看出应该是先跟着松鼠才拿到山核桃，故用followed。11A.annoyed BsatisfiedCsurprised Ddelighted答案C以下爷爷做的事是作者始料未及的，故填surprised。12A.supply BcostCsuppor
11、t Dpreparation答案A松鼠采摘山核桃是为了供给冬天之用，故填supply，作名词。13A.escape BspendCsurvive Dflee答案C根据前文Now that all of his pecans are gone可以看出，松鼠自然无法在寒冷的冬天生存下去。14A.guilty BunconfidentCembarrassed Dnervous答案A听了爷爷一席话，作者感到拿了松鼠的山核桃有一种负罪感，故填guilty。15A.inspiration BexpectationCimpression Dsatisfaction答案D作者把所有的山核桃放回到山洞里，也算做
12、了件好事，所以作者应该有一种满足感，故选D。.语法填空阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。Night after night，she came to tuck me in，even long after my childhood years._1_(follow)her longstanding custom，shed lean down and push my long hair out of the way，then kiss my forehead.I dont remember _2_it first start
13、ed annoying meher hands pushing my hair that way.Finally，one night，I shouted out at her，“Dont do that anymoreyour hands are too rough！”She didnt say._3_in reply.But never again _4_my mother close out my day_5_that familiar expression of her love.Time after time，with the passing years，my _6_(think)re
14、turned to that night.By then I missed my mothers hands，missed her goodnight kiss on my forehead.Now those hands I once thought to be so rough were still doing things for me and my family.I frequently recalled the night my young voice complained.One night，catching Moms hand in hand，I blurted out how
15、sorry I was for that night.I thought shed remember that _7_I did.But Mom didnt know what I _8_(talk)about.She had forgottenand forgivenlong ago.That night，I fell asleep with a new _9_(appreciate)for my gentle mother and _10_caring hands.And the guilt that I had carried around for so long was nowhere
16、 to be found.【解题导语】 本文讲述母亲的双手给作者带来无私的母爱的故事。那双手已经不再温柔，甚至有些粗糙，但那双手依然给作者带来温暖，母爱永远难以割断。1解析因逻辑主语she与follow是主动关系，用现在分词短语作状语，故填Following。答案Following2解析引导宾语从句，表示时间，用连接副词when。句意：我不记得母亲最初是什么时候开始用手拨弄我的头发了。答案when3解析母亲什么也没回答，在否定句中，用anything。答案anything4解析因否定词never置于句首时，要用部分倒装句，是一般过去时，填助动词did。答案did5解析意思是“用她那熟悉的爱的表
17、达方式”，表示“用”，填介词with。答案with6解析由形容词性物主代词my可知，该空应填名词；另外thought用复数形式，表示“记忆，心思”。答案thoughts7解析作者认为母亲会像她自己记得那样，也记得那件事。表示“与一样”，填连词as。答案as8解析妈妈不知道我在谈论什么，用过去进行时，填was talking。答案was talking9解析不定冠词a后应接名词，故填appreciation。答案appreciation10解析指母亲那体贴的双手。答案her.阅读理解Last Sunday in Moscow，three Singaporean women did the unt
18、hinkable in the international table tennis arenathey beat the Chinese team to take home their countrys first World Team Table Tennis Championships title.In the past few days，Singaporeans have been justifiably basking in the afterglow of their paddlers win.The citystates Feng Tianwei，Wang Yuegu and S
19、un Beibei have become national heroines.Meanwhile，an old criticism has surfaced over the nature of the Singaporeanswinthat all their three women champs are Chinaborn paddlers and so is the chief coach.Two years ago，I wrote about a move by the International Table Tennis Federation to restrict Chinabo
20、rn paddlers from playing for other countries at international events.The restriction was aimed at giving promising，local paddlers at junior levels a chance to make it to national teams.The latest rumblings about the origins of the Singaporean women paddlers have once again brought a major concern of
21、 many Singapore citizens to the forethe issue of foreign talent.As a country with few natural resources，a significant part of Singapores 5millionstrong population is made up of foreigners.Authorities have made it a point to import talented professionals.The policy seems to be working as the country
22、is regularly placed high in globalization and competitiveness rankings.Similarly，China has realized the importance of attracting talent from abroad if it is to survive in an increasingly globalized world.The“Thousand Talents”program，a government project to attract talented professionals，was launched
23、 in 2008 and is aimed at top academics and entrepreneurs.More than 600 people have already signed up for the program，with many placed in leading positions at top research institutes，laboratories and enterprises.A few participants have also started their own businesses.As such，any obvious opposition
24、to overseas talent is doomed to fail.The latest victory by the Singaporean players proves that genuine talent goes beyond national and racial boundaries to raise standards.Many say that Feng，Wang and Sun would probably not have made it to the top leagues if they had remained in their country of birt
25、h.Singapore gave them the opportunity and platform to develop their potential.That is why any attempt to draw top talent will have to include constant efforts to keep it and provide it with the space to grow.As with any endeavor that deals with human development，mechanisms will also have to be in pl
26、ace to identify potential effectively and to separate the wheat from the chaff regularly.In the global race for success，anything less will be costly.1What is the best title of the passage?ASingaporean women won their countrys first World Team Table Tennis Championships titleBAttracting talent from a
27、broadCGiving talent room to grow.and winDChinese Overseas Corps(兵团)答案C本文以莫斯科世乒赛女团新加坡夺冠为例，指出给人才良好的空间，他们才能充分展示才华。2The purpose of the authors writing the passage is_.Arestrict Chinaborn paddlers from playing for other countries at international eventsBto remind China to prevent top players flowing outC
28、to stress the importance of attracting talent from abroadDemphasize the advantage of Chinese table tennis is being lost答案C从新加坡成功经验和中国正采取的政策，作者强调吸引外来人才的重要性。3The passage is probably from_.A.a magazine Ba business reportCTV news Da newspaper答案D从Last Sunday in Moscow，three Singaporean women did the unth
29、inkable in the international table tennis arena行之时间，及报道分析深度，来源于报纸最恰当。4What does“anything less will be costly”in the last paragraph mean?AEven if you neglect something tiny，youll have to pay a heavy price.BThe fewer，the dearer.CLittle things will be more expensive.DAnything will be important.答案A作者在强调
30、人才交流的重要性后，感叹哪怕小的方面做得不够，也会付出代价。5Which of the following is NOT true?AThis is the first World Team Table Tennis Championships for Singapore.BThe chief coach is a Singaporean.CIts very possible that Feng，Wang and Sun couldnt take part in this international table tennis arena in China.DChinas“Thousand Talent”program is likely to be successful.答案B根据文章中的第1,2,7,9段可知，A、C、D项是符合文章内容，而B项不符合。- 8 - 版权所有高考资源网
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