问题描述：
How about ___ badminton with us after school?填什么?
How about ___ badminton with us after school?A.play B.to play C.to playing D.playing 选什么?理由?标准答案是D.但我不明白是为什么.
How about ___ badminton with us after school?A.play B.to play C.to playing D.playing 选什么?理由?标准答案是D.但我不明白是为什么.
问题解答：
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