Wind power is an ancient source of energy ___________ we may return in the near

题型：不详难度：来源：

Wind power is an ancient source of energy ___________ we may return in the near future.

A．on which

B．by which

C．to which

D．from which

答案

解析

略

举一反三

___________ our manage objects to Tom"s joining the club, we shall accept him as a member.

A．Until

B．Unless

C．If

D．After

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_________ Yang Guang is blind, he has made his great dream come true by his hard work.

A．As if

B．Because

C．Even though

D．As though

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Like many others who travel around, Louis admitted that the worst part of touring
is not being able to see her family and friends _____ she would like.
A more than B less than C as well as D as much as

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The men will have to wait all day _____ the doctor works faster..

A．if

B．unless

C．whether

D．that

题型：不详难度：| 查看答案

. ---I am green at everything.
---Don’t worry. _____ you get older, you get more experience.
A .When B. Till C. As D While

题型：不详难度：| 查看答案