The old man has a very good doctor to him.A.attendB.attend toC.attend onD.attend
来源：网络
时间：
推荐文章
The old man has a very good doctor to ________ him.
A.attend
B.attend to
C.attend on
D.attend upon
试题答案
A
The old man has a very good doctor to ________ him.
A.attend
B.attend to
C.attend on
D.attend upon
A