You can come here to ask me ________ if you have any questions.
#26761
A
at one time
B
at a time
C
at any time
D
all the time
推荐题目
The study you have been making _____ the ancient Chinese characters is an instructive job.
#28536
A
to
B
for
C
of
D
from
______ two giraffes，Zheng He later brought zebras，shells，elephant ivory back to China after his voyages.
#28488
A
Besides that
B
Except
C
In addition
D
Apart from
They were arguing _____each other _____ the cause of SARS．
#26632
A
about; with
B
to; about
C
with; to
D
with; about
All efforts of cloning an animal will be ________ if there is not enough diversity in the group to overcome illness.
#26496
A
in need
B
in place
C
in vain
D
in case
__________, he caught up with others.
#25996
A
With the help of the teacher’s
B
With the teacher’s help
C
By the teacher’s help
D
On the teacher’s help