问题描述：
Don't forget the days_______you were received into the Youth League.
A.when B.that C.at which D.where
Nearby were two canoes______they had come to the island.
A.which B.in which C.that D./
选哪个,为什么?
A.when B.that C.at which D.where
Nearby were two canoes______they had come to the island.
A.which B.in which C.that D./
选哪个,为什么?
问题解答：
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