Some pre-school children go to a day care center,____ they learn simple games an

Some pre-school children go to a day care center,____ they learn simple games an

题型:不详难度:来源:
Some pre-school children go to a day care center,____ they learn simple games and songs.
A.thenB.thereC.whileD.where

答案
D
解析
本题中用where引导定语从句,先行词是a day care center,where在定语从句中做地点状语。注意then和there是副词,不能引导定语从句。While虽然是连词,但是只能用来连接状语从句。
举一反三
The book was written in 1946, ____ the education system has witnessed great charges.
A.whenB.during whichC.since thenD.since when

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______ environmental damage is done, it takes many years for the ecosystem to recover.
A.Even ifB.If onlyC.WhileD.Once

题型:不详难度:| 查看答案
Choosing the right dictionary depends on_______you want to use it for.
A.whatB.whyC.howD.whether

题型:不详难度:| 查看答案
____ that I’m feeling all right, my brain is also beginning to work much better.
A.ForB.NowC.SinceD.Despite

题型:不详难度:| 查看答案
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A.what part people have been playing
B.people have played in
C.what part people have played in
D.people have been playing what part

题型:不详难度:| 查看答案
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