According to the air traffic rules, you ___ switch off your mobile phone before boarding.
#90472
A
may
B
can
C
would
D
should
推荐题目
Has it been warned that all the children in this area stay at their homes until the Flu has been controlled ?
#87097
A
can
B
will
C
may
D
shall
Judging from what has happened here, it’s high time that we _______effective measures to prevent this.
#88094
A
could take
B
must take
C
should take
D
would take
____ tennis every day ?
#89779
A
Did you used to playing
B
Did you use to play
C
Use you to play
D
Used you play
Tom insisted what he said ____ true and we insisted that he____ and have a look.
#87499
A
be;should go
B
should be;would go
C
was;go
D
was;would go
—Shall we go skating or stay at home?—Which do yourself?
#89658
A
do you rather
B
would you rather
C
will you rather
D
should you rather