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学业达标测评l 知能达标演练
Ⅰ.单项填空
1.(2012·厦门高二检测）Danxia Mountain has more than 380 stone peaks of various shapes, _____ is 681 meters.
A.the higher of them B.the highest of which
C.the highest of them D.the higher of which
2.（2012·衡水高二检测）—Congratulations!You have been admitted into a key university, _____ I know you have been dreaming of for years.
—Thank you.I’m a lucky dog.
A.which B.one C.it D.where
3.I have to admit that the computer is a useful invention for us, _____ we can do a lot
