If we had taken such effective measures much earlier, the river ________ so seriously now.
#86813
A
is not polluted
B
would not be polluted
C
had not been polluted
D
would not have been polluted
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28. As far as I know, this man ____ risk anything than lose the ring for his wife.
#89006
A
would rather
B
had better
C
preferred
D
would like to
---You _________to our Mom like that. It was awfully impolite. ---You are right. I must have been crazy at that moment.
#87529
A
mustn’t have talked
B
needn’t have talked
C
shouldn’t have talked
D
may not have talked
 It was Mr. Zhang that helped us out of the trouble. Without his help, we ______ it so easily.
#86786
A
can’t manage
B
mustn’t have managed
C
couldn’t have managed
D
couldn’t manage