问题
单项选择题
People at the party worried about him, because no one was aware（）he had gone
A.of where
B.of the place where
C.where
D.the place
答案
参考答案：A
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People at the party worried about him, because no one was aware（）he had gone
A.of where
B.of the place where
C.where
D.the place
参考答案：A