I ______ the Summer Palace before, but I decided to visit it a second time.A、hav

游客2025-07-30  0

问题 I ______ the Summer Palace before, but I decided to visit it a second time.

选项 A、have visited
B、visited
C、hadn’t visited
D、had visited

答案 D

解析 a second time意为“再次”,“看过电影”的动作发生在decided之前,因而要用过去完成时。答案为D。
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