Although your son made some mistakes, he worked hard at his lessons. You shouldn’t be hard ______ him.
#26724
A
in
B
at
C
on
D
for
推荐题目
I don’t like Tom’s way of behavior, but ________ I admire( 钦佩) his great  knowledge.
#25959
A
in other words
B
on the other hand
C
for one thing
D
as a result
You’ll sound a lot more polite if you make a request _______ a question. 
#26261
A
in the form of
B
in reply to
C
in preparation for
D
in return for