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 am concerned ____ it that I can’t concentrate ____ my work because of headache.
#25624
A
of; on
B
of; of
C
about; on
D
about; to
It may rain --- you’d better take an umbrella _______.
#26630
A
in case
B
in this case
C
in no case
D
under the case
My payment rose_____10% in April_____ the same month last year.
#29077
A
in; compared to
B
by; compared with
C
in; compared with
D
by; compared to