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题目
题型:不详难度:来源:
Some scientists think that it will take __ of years to make robots do most work for humans.
A. hundreds               B. hundred                C. thousand
答案
A
解析
考查数词的用法。固定短语hundreds of“成百上千”、thousands of“成千上万”;如果前面没有具体的数字,常用复数加of结构表示不确切的数字。
核心考点
试题【Some scientists think that it will take __ of years to make robots do most work 】;主要考察你对钟点等知识点的理解。[详细]
举一反三
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—Yes. Premier Wen Jiabao saw       “stay-home children”       May,25th.
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C.special anything; hundreds; on
D.anything special; hundreds of; in

题型:不详难度:| 查看答案
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--- It’s great, of course.                 people are going to Shanghai for the EXPO 2010.
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题型:不详难度:| 查看答案
A lot of trees and flowers are on ______ of the river and the number of them is growing ______.
A.both side, greaterB.each sides, more
C.both sides, largerD.each side, more

题型:不详难度:| 查看答案
Jim is a ____ boy, and today is his _____ birthday.
A.twelve-years-old, twelveB.twelve-years-old, twelfth
C.twelve-year-old, twelveD.twelve-year-old, twelfth

题型:不详难度:| 查看答案
Do you know the boy ________ is sitting next to Jim?
Yes. He is Jim’s friend. They are celebrating his ________ birthday.
A.who, ninthB.that, ninethC./, nineD.which, nine

题型:不详难度:| 查看答案
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