Air, or _______ is called the atmosphere, surrounds the whole world.A.whatB.wh

Air, or _______ is called the atmosphere, surrounds the whole world.A.whatB.wh

题型:不详难度:来源:
Air, or _______ is called the atmosphere, surrounds the whole world.
A.whatB.which
C.thatD.it

答案
A
解析
此题考查名词性从句。由题意“空气,或称之为大气,环绕着整个地球”可知or  is called the atmosphere是作air的同位语,且同位语是一句子,缺少主语,因此要用what,what="the" thing which(that)。that在引导名词性从句时在从句中不作任何句子成分。
举一反三
The thought _______ he would open a Sichuan restaurant in Los Angeles surprised his wife.
A.thatB.what 
C.whetherD.when

题型:不详难度:| 查看答案
They are teachers and don’t realize _______ to start and run a company.
A.what takes itB.what they take
C.what takes themD.what it takes

题型:不详难度:| 查看答案
They lost their way in the forest, and _______ made matters worse was that night began to fall.
A.thatB.it
C.whatD.which

题型:不详难度:| 查看答案
It was not until dark _______ he found _______ he thought was the correct way to solve the problem.
A.that; whatB.that; that 
C.when; whatD.when; that

题型:不详难度:| 查看答案
My pen-friend,Peter,wrote to me,expressing the hope _______ he would come to Beijing to see the 2008 Olympic Games.
A.whichB.that
C.whatD.whether

题型:不详难度:| 查看答案
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