问题描述：
I don't think koalas are ( )funny.
A.kind of B.a kind of C.kinds of D the kind of
答案是选的D,为什么选D呢,这句话怎么解释呢,
A.kind of B.a kind of C.kinds of D the kind of
答案是选的D,为什么选D呢,这句话怎么解释呢,
问题解答：
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