题目内容
I didn't recognize him ________because we have not seen each other for ________twenty years.
- A.first of all; at least
- B.at first;at last
- C.at first;at least
- D.firstly;at least
C
at first意为“开始,首先”;at least意为“至少”。注意本句话的意义。
at first意为“开始,首先”;at least意为“至少”。注意本句话的意义。
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