--- Doctor, ________ should I take this medicine? --- Twice a day.
#39572
A
how often
B
how much
C
how soon
D
what time
推荐题目
It's reported that Shuanghu Yu Cai Middle school will be built ______ Sep 1th, 2013.
#40523
A
in
B
on
C
at
D
for
―Look at the lady there. ______ it be Mrs. Green?―No, it _______ be her. She left for London this morning.
#36839
A
Must, can’t
B
May, mustn’t
C
Can, may not
D
Can, can’t
--________ does your father visit your grandparents a week? –Once.
#41453
A
How often
B
How many times
C
How long
D
How soon