问题描述：
1.she is___complaning about something
A often B usually C sometimesD always
2.the students can do their things well____(they)
为什么不能说他有时抱怨?
A often B usually C sometimesD always
2.the students can do their things well____(they)
为什么不能说他有时抱怨?
问题解答：
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