Mountain climbing _______ be tiring and many people feel sick as the atmosphere gets thinner.
#87119
A
need
B
can
C
must
D
would
推荐题目
____ the expense, I ____ a round-the-world tour. 
#89984
A
Were it not … would take
B
If it were not… take
C
Weren't it for… will take
D
If it hadn't been for… would have taken
_________ be sent to work there?
#87346
A
Who do you suggest
B
Who do you suggest that should
C
Do you suggest who should
D
Do you suggest whom should
My boss insisted that I _______ the work before ten o’clock tonight.
#87564
A
can finish
B
must finish
C
must have finished
D
finish
He is not native, if he were, we _______ this discussion over his identity.
#87893
A
would not be having
B
are not having
C
had not had
D
will not have