A person without shortcomings just _______. A．isn’t existingB．doesn’t existC．isn

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A person without shortcomings just _______.

A．isn’t existing

B．doesn’t exist

C．isn’t existed

D．isn’t being existed

答案

解析

略

举一反三

Great changes ______ in China in the past 20 years.

A．took place

B．have taken place

C．were taken place

D．have been taken place

题型：不详难度：| 查看答案

Now if you _____ excuse me, I think I’ll be ____ my way.
A. will; in B.will; on C. can; by C. can; in

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— Have you ever visited the Opera House?
—Yes．When I was in Sydney, I ______ it twice．

A．have visited	B．visited
C．had visited	D．would visit

题型：不详难度：| 查看答案

It is the first time that a developing country _______ the Expo, described as the Olympic Games of economy, science and technology．

A．is hosting

B．has hosted

C．hosts

D．will host

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The earthquake in Yushu _______ roughly one month before the second anniversary of the earthquake in Wenchuan.

A．was happened	B．had happened
C．happened	D．had been happened

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