Mountain climbing _______ be tiring and many people feel sick as the atmosphere gets thinner.
#87119
A
need
B
can
C
must
D
would
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But for the fact that China   also affected by the global financial crisis, we      fewer unemployed workers now.
#87648
A
is; would have
B
were; would have
C
was; would have had
D
were; would have had
 I insisted that he_______ at once.
#88345
A
leave
B
left
C
leaves
D
leaving
Had it not been for the fact that she ____ in the accident, she ____ in the race.
#87157
A
got injured; would have competed
B
had got injured; would compete
C
would be injured; would have competed
D
should be injured; would compete
If it      the climate, I would stay here much longer.
#86441
A
is not for
B
had not been for
C
were not for
D
would not be for