A-A+
Mary's parents are worried about Mary because
问题详情
Mary"s parents are worried about Mary because no one was aware ______ she had gone.
A. of where
B. where that
C. the place
D. where of
参考答案
正确答案：A
20．Aware of固定词组，意为：意识到。选项 A是正确的。
考点：
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