Question

______, we didn’t know each other, but now we are good friends.

A. First B. First of all C. At first D. For the first time

 

Answer 1

C

【解析】

试题分析：A. First第一； B. First of all首先； C. At first 起先；D. For the first time第一次。结合下句但是现在我们是好朋友了可知上句是起先我们彼此不认识。故选C。

考点：考查短语辨析。