问题:
A nurse must be good at ________ sick people.
A.look after
B.take care
C.taking care of
D.take care of
A nurse must be good at ________ sick people.
A.look after
B.take care
C.taking care of
D.take care of
A.look after
B.take care
C.taking care of
D.take care of
参考答案: