The man is too old, and he can't take ca
问题:
The man is too old, and he can't take care of himself. He has to _____ his sons. [ ]
A. babysit
B. look after
C. depend on
The man is too old, and he can't take care of himself. He has to _____ his sons. [ ]
A. babysit
B. look after
C. depend on