31. Researchers now have some proofs ______ reading the Roman alphabets and Chin

题型：不详难度：来源：

31. Researchers now have some proofs ______ reading the Roman alphabets and Chinese
characters uses different parts of brain.
where B. when C. which D. that

答案

解析

略

举一反三

32. The college education system should be reformed ______ it can follow the pace of the
economic development.

A．so long as

B．so that

C．only if

D．even though

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25. The American Civil War lasted four years _____the North won in the end.

A．after

B．before

C．when

D．As

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26. My suggestion _____ John should be sent _____his mother works is reasonable.

A．that; in which

B．which; where

C．that; where

D．which; where

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31. It is on the maglev train that is very comfortable _____ I have been to the People’s Square.

A．that

B．how

C．where

D．When

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25．The fire spread fast．Luckily the local government had brought it under control___the situation got worse．

A．though

B．until

C．before

D．Since

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