单项选择题

The retired workers ()some social work at the weekends.

A.make
B.do
C.play
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单项选择题
They may () child abuse, poverty, violence and other problems.
A.focus
B.find
C.look
单项选择题
Even with the task of raising her baby, she is () able to work full time as a waitress.
A.yet
B.already
C.still
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