题目内容：

16.Some are ______ in the river and some are ______ games.A.swimming… playing B.swimming…plaiing C.swimming… I playing D.swimming…plaing 答案是a是不是?可是书上说是C但我怎么看也不是这么认为的你认为呢?

优质解答

16.Some are ______ in the river and some are ______ games.A.swimming… playing B.swimming…plaiing C.swimming… I playing D.swimming…plaing 这道正确的应该是A C 项中的 I playing 明显不能填入句中,因为...