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
If there were no automatic washing machines, people would have to wash their clothes ______ hand or ______ hand-operated machines.
#25583
A
by; by
B
with; with
C
on; with
D
by; with
It was ________ that saw a lot of close matches in the 16th Asian Games in November, 2010.
#27050
A
Guangzhou
B
located in Guangzhou
C
in the city of Guangzhou
D
held in Guangzhou
As I walked_____ the countryyards, I noticed how the peasants devoted hours to cleaning it.
#29053
A
across
B
down
C
through
D
along
It’s not early so you’d better start ______.
#27141
A
on time
B
right away
C
at present
D
for the present