问题描述：
some people care much about their appearance and always ask if they look fine in _they are wearing
A that B what C how D which
我选了D 这个是主语从句吗,咋么区分 which 和 what 和 that 一直搞不清
A that B what C how D which
我选了D 这个是主语从句吗,咋么区分 which 和 what 和 that 一直搞不清
问题解答：
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