2015高考英语(人教版)一轮课时作业：选修8Unit2《Cloning》

课时作业37

Ⅰ.完形填空

(2013·长春调研)Nowadays many people enjoy __1__ activities —walking，cycling or mountaineering.

People often __2__ the act of climbing high and difficult mountains to be astonishing.Why are men and women __3__ to suffer cold and hardship，and to __4__ on high mountains? This astonishment may be caused by the difference between mountaineering and other forms of activities to which men __5__ their leisure time.

There are no man-made rules，as there are for __6__ sports as golf and football.There are，of course，principles of different kinds.It would be dangerous if you __7__ them.But it is this freedom from man-made rules __8__ makes mountaineering attractive to many people.Those who climb mountains are free to choose their own __9__ .

If we __10__ mountaineering with other more familiar sports，we might think that one big difference is that mountaineering is not a kind of __11__ work at all.__12__，it is only our misunderstanding.There are no “matches” __13__ “teams” of climbers，but when climbers are on a rock face linked by a rope which their lives may __14__ ，there is obviously teamwork.

A mountain climber knows that he may have to fight with natural __15__ that are stronger and more powerful than man.

A mountain climber __16__ to improve his skill year after year.A skier has probably passed his best by the age of thirty，and most tennis champions __17__ in their early twenties.But it is not __18__ for men of fifty or sixty to climb the highest mountains in the Alps.They may take more __19__ to do that than younger men，but they probably climb more skillfully and with less effort，and they certainly experience equal __20__.

[文章大意]本文为议论文。作者告诉我们登山运动的特点、人们爱好此项运动的原因，及其给人们带来的益处。

1．A.physical B．easy

C．difficult D．mental

解析：考生应能根据上下文内容，判断选择一个符合语境的形容词。根据下文所列举的三项运动walking，cycling or mountaineering可知，该空应填表示“体力的” physical，故选A。

答案：A

2．A.find B．respect

C．treat D．consider

解析：考生应能联系本句话内容，判断选择一个符合语境的动词短语。句意为“人们常认为攀登高山、险山这件事是十分令人惊讶的”，consider“认为”符合文意，故选D。

答案：D

3．A.scared B．willing

C．afraid D．suitable

解析：考生应能根据上下文内容，判断选择一个符合语境的形容词。上文已表明人们热爱攀登高山险山，故推测该空应为willing “愿意的”，故选B。

答案：B

4．A.have a break B．make sense

C．take a risk D．lose weight

解析：考生应能根据上下文内容，判断选择一个符合语境的动词短语。C项take a risk “冒险”，尤指明知道有危险也要主动去冒险之意。根据上下文推测，既然登山者愿遭受严寒克服困难，就应是主动去冒险。故选C。

答案：C

5．A.give B．hope

C．discover D．receive

解析：考生应能根据下文内容，判断选择一个恰当的动词。“give leisure to sth.”的意思是“把空闲时间用于……”，故选A。

答案：A

6．A.so B．various

C．different D．such

解析：考生应能联系上下文内容，判断选择一个能与as连用的习惯用语。该句意为“登山运动不像高尔夫或足球那样有人为制定的规则”，故D项“such ...as”最合题意。故选D。

答案：D

7．A.applied B．worried

C．ignored D．noticed

解析：考生应能联系上下文内容，判断选择一个符合语境的动词。此句意“不遵守规定登山会很危险”。C项ignore为“忽视，不理”，最符合题意。故选C。

答案：C

8．A.which B．that