题目内容
【题目】— Did you have a good time at Laura's birthday party?
— Yes, indeed. It's several years ________ I enjoyed myself so much.
A.when
B.before
C.since
D.that
【答案】C
【解析】考查从属连词。“It is + 一段时间 + since + 从句”意思是“自......发生以来已经一段时间了”。句意:几年以来我才玩得如此开心。根据句意,所以答案是C。
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