According to the air traffic rules, you______switch off your mobile phone before bearding.
#89102
A
may
B
can
C
would
D
should
推荐题目
It’s unbelievable that such a small girl ____ have so much knowledge about computer.
#89112
A
could
B
would
C
should
D
might
The children in the orphanage requested they ______on a tour across the city.
#86859
A
take
B
took
C
be taken
D
were taken
Tom always feels it necessary that he ________English.
#87314
A
learns
B
would have learned
C
learn
D
were to learn