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学业达标测评l 知能达标演练
Ⅰ.单项填空
1.（2012·唐山高二检测）—What have you done these days?
—I’ve read all the books _____ you gave me because they are the best ones _____ are on the subject.
A.that;that B.which;which
C.what;which D.who;what
2.At first it was not a difficult climb,but then they came to a place _____ was not s
