问题描述：
some friends of mine后面加单数还是复数?
还有,some of,a few of,a little of 之类的后面加单数还是复数?要怎么判断?
快啊.
感激不尽啊.
还有,some of,a few of,a little of 之类的后面加单数还是复数?要怎么判断?
快啊.
感激不尽啊.
问题解答：
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