Question

【题目】_____ I was in the USA, I made a lot of friends there.

A.WhileB.Although

C.UnlessD.Until

Answer 1

【答案】A

【解析】

句意：当我在美国时，我交了许多的朋友。A. While 当B. Although尽管 C. Unless如果不D. Until直到。根据句意，故选A。