It is important to know about the cultural differences that______ cause problems．
#87230
A
must
B
may
C
dare
D
shall
推荐题目
Jack described his father, who _____ a brave boy many years ago, as a strongwilled man.
#87640
A
would be
B
would have been
C
must have been
D
must be
There be any difficulty about passing the road test since you have practised a lot in the driving school.
#89664
A
mustn’t
B
shan’t
C
shouldn’t
D
needn’t
(2013·江西南昌一模)Why ________ it get colder when we climb up a mountain? We are getting nearer to the sun!
#86580
A
ought to
B
would
C
should
D
must
He _______ the best person you had been expecting for the job, but who else _______?
#87031
A
may not be; could be
B
couldn’t be; might be
C
might not have been; could have been
D
mustn’t be; must have been