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1、選修7 Unit 3 Under the sea 能力演練 一、語法填空 More than 220 people were killed in the fire 1 destroyedthe Capital Building on February 4th,1974.The building was finished only a few months 2 the fire;it was Sao Paulos newest building.All the 25 3 of theofficebuilding were completely destroyed.

2、 4 fire also destroyed cars which belonged to people who worked in the building. Over 500 people were working in the building when the fire broke 5 on the 11th floor. 6 knows how the fire started.Perhaps it was started by an 7 (electricity)fire in the ceiling of one of the offices.Office wo

3、rkers tried to put out the fire, 8 it was impossible to control 9 .Soon the whole floor was on fire and it was impossible for people on the floors above 10 (escape). 二、 完形填空 閱讀下面短文，掌握其大意，然后從1~15各題所給的四個選項（A、B、C和D）中，選出最佳選項。 Chinese scientists are again becoming excited about the fact that a

4、 large hairy animal may live in central China.Now they hope it wont be too long before they are able to 1 its existence.Their confidence is the 2 of a new discovery of the mystery animal in Hubei Province. Ten Chinese 3 ,enjoying a holiday in a National Forest Park,were driving down a road

5、.As their bus turned a corner,the men were suddenly 4 by what they saw.Three 5 animals,covered with long dark hair,were crossing the road.On seeing the animals,the engineers immediately stopped and 6 them. 7 ,when they saw how the animals moved through the forest with great 8 and strength

6、,they did not dare to follow any further. The men did not take any 9 .However,scientists are 10 by the discovery,because the engineers were all very educated people and scientists feel they can 11 what they described. After the discovery,scientists returned to the forest and 12 some hair

7、 and measured footprints.About 20 inches appears to be the length of the animal,s foot!Chinese scientists have now set up a special group to exchange information and make a 13 of the forest.But in the meantime,some people 14 to believe that this halfman,halfmonkey exists.They will not believe

8、that it is 15 until one of the animals has been caught. 1.A.prove B.analyze C.protect D.check 2.A.basis B.requirement C.result D.preparation 3.A.travellers B.engineers C.scientists D.explorers 4.A.fr

9、ightened B.amazed C.upset D.inspired 5.A.trained B.rejected C.tall D.violent 6.A.shot at B.looked at C.fought with D.ran after 7.A.However B.Indeed C.Meanwhile D.Anyway 8.A.diffi

10、culty B.speed C.care D.pleasure 9.A.bullets B.tools C.medicines D.photographs 10.A.surprised B.delighted C.disturbed D.supported 11.A.rely on B.deal with C.write down D.pass on

11、 12.A.cut B.pulled C.collected D.tore 13.A.film B.tour C.choice D.study 14.A.come B.refuse C.prefer D.have 15.A.wrong B.alive C.real D.correct 三、閱讀理解 專題訓練(八) 說明文的

12、閱讀（2） Short people,studies have shown,are more likely to have a stroke(中風),suffer from high blood pressures and heart disease and be bullied in school. Now,researchers report that short people—at least in the past—were also more likely to die at a younger age than their taller peers. Their stud

13、y,published in the Journal of Epidemiology(流行病學)and Community Health,found that short bones have something to do with short life for more than 1,000 years.The conclusion was based on 490 sets of adult skeletal(骨架的)remains from an archaeological site in northeastern England,dating from the 9th centur

14、y to about 1850. About 55% of men and 73% of women died before the age of 45,and 39% of men and 56% of women died before age 30.The risk of death before age 30 declined as bone length increased. “This study provides evidence from an archaeological sample that long bone length is connected with a

15、ge at death-those with smaller bones tend to die younger,” according to Dr.D.J.Gunnell of the university of Bristol in the UK and colleagues. While it is not clear why short stature(身材)might be linked to earlier death,the researchers point out that height is 〖ZZ(Z〗an indicator〖ZZ)〗 of childhood n

16、utrition,which may have a longlasting effect on health. “Mechanism(身體結(jié)構(gòu))for heightmortality(死亡)associations in the past may differ from those today,for example,short stature may have increased the risk of death in childbirth and this may explain the higher risk of premature(未成熟的)mortality in wom

17、en,” Gunnell and colleagues write. “However,short bones,it would appear,have always been a marker of a short life,” the authors conclude. 根據(jù)所讀短文，選擇最佳答案。 1．The title of the passage should be ___________. A．Short people and their taller peers  B．Short stature and short life  C．Men and wome

18、n  D．Long life and short life  2．“An indicator” in Paragraph 6 means ___________. A．a(chǎn) study B．a(chǎn) risk  C．a(chǎn) marker D．a(chǎn)n age  3．Which of the following statements is Not true according to the passage？ A．Most people were more likely to die at the age of 30 in the pa

19、st. B．Women were more likely to die at a young age. C．Women with smaller bones were more likely to die younger. D．People with smaller bones were more likely to die younger. 4．Short stature may be caused by ___________. A．high blood pressure  B．heart disease  C．some illnesses  D．less

20、childhood nutrition  5．The topic in this passage is probably connected with ___________. A．space medicine B．social medicine  C．sports medicine D．industrial medicine  參考答案 一、 1.解析：which/that是關(guān)系代詞，引導定語從句。 答案：which/that 2.解析：在火災發(fā)生前。 答案：before 3.解析：整個大樓的25層。

21、答案：floors 4.解析：定冠詞特指前面的大火。 答案：The 5.解析：break out是固定詞組，指火災爆發(fā)。 答案：out 6.解析：沒有人知道是如何起火的。 答案：No one 7.解析：fire是名詞，前面用名詞修飾。 答案：electrical 8.解析：但是很難控制火災。 答案：but 9.解析：control后缺賓語，從上下文可知，代詞it指代。 答案：it 10.解析：It is impossible for sb.to do sth.是固定句型，意思是不可能做某事。 答案：to escape 二、 1.解析：第一句交待語

22、篇中心。科學家需證據(jù)來證明這個事情。 答案：A 2.解析：科學家的信心來自于在湖北發(fā)現(xiàn)了這種動物的結(jié)果。 答案：C 3.解析：第二段講述了十個中國工程師的度假經(jīng)歷。 答案：B 4.解析：行進途中，偶遇動物而感到驚訝。 答案：B 5.解析：動物的體形在第一段就交待了。 答案：C 6.解析：最后一句話“they did not dare to follow any further”意為“他們不敢再跟著動物”。因此，此處應為“他們停車去追趕動物”。 答案：D 7.解析：把握住語篇的行文邏輯，此處含有轉(zhuǎn)折意味。 答案：A 8.解析：動物穿過森林的方式為“wit

23、h great...and strength”。 答案：B 9.解析：第三段最后一句“...what they described”意為“他們描述的事”，暗示他們無證據(jù)。 答案：D 10.解析：第一段第一句已說科學家對此事很感興趣。 答案：B 11.解析：工程師是受過良好教育的，他們有能力把所見描述清楚。 答案：A 12.解析：第三段講述科學家去森林取證研究。 答案：C 13.D 14.解析：But有轉(zhuǎn)折意義。 答案：B 15.解析：他們不相信動物真的存在。 答案：C 三、 1.解析：整篇文章講的是身材矮小跟壽命的關(guān)系。 答案：B 2.解析：從前后句判斷可知。 答案：C 3.解析：A選項跟第四段最后一句話相反。 答案：A 4.解析：從倒數(shù)第三段可知答案。 答案：D 5.解析：從整篇文章來看,作者是從社會的角度去分析身材矮小跟壽命關(guān)系的。 答案：B