题目内容
从所给的四个选项中选择最佳答案
Do you know who the boy ________ is shaking hands with Peter is?
[ ]
A.that B.which C.who D.whom
答案:A
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题目内容
从所给的四个选项中选择最佳答案
Do you know who the boy ________ is shaking hands with Peter is?
[ ]
A.that B.which C.who D.whom