问题描述：
Sone people would like ____colours____ change their moods.
A:using,to
B:to use ,to
C:to use,/
D:to using,tor
怎么填?为什么?有分
A:using,to
B:to use ,to
C:to use,/
D:to using,tor
怎么填?为什么?有分
问题解答：
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