语法与词汇
The Smiths ______dinner when the phone rang suddenly.
A、
are having
B、
had
C、
were having
D、
had had
【正确答案】
C
【答案解析】
表示过去的某个时刻动作正在发生,用过去进行时。译文:史密斯一家正在吃晚饭,这时电话突然响了起来。
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