There was something wrong with the network, or the email ________ earlier.
#86491
A
could have been sent
B
might be sent
C
need have been sent
D
must be sent
推荐题目
It is usually not quite cold in this area in March, but sometimes temperature __________be very low.
#89317
A
should
B
can
C
must
D
shall
We surely desire that the tour leader ________us immediately of any change in the travel schedules.
#87451
A
inform
B
informs
C
informed
D
has informed
I _____ you would come today. You _____ me a phone call in advance.
#90156
A
don’t expect; should have given
B
didn’t expect; could have given
C
hadn’t expected; ought to give
D
didn’t expect; can have given
We were strongly recommended that we _____ in Malaysia.
#86432
A
didn’t travel
B
wouldn’t travel
C
hadn’t travelled
D
not travel
According to the air traffic rules, you ___ switch off your mobile phone before boarding.
#87048
A
may
B
can
C
would
D
shall