.He has just arrived, but he talks as if he _____ all about that.
#89368
A
know      
B
knows
C
known     
D
knew
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Tom_______show his exam results to his parents. 
#89881
A
dare not
B
dared
C
dare to
D
dares not to
 ----Did you make it at last? ----Yes. But for your help, it _____ a serious loss.
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A
would cause
B
must have caused
C
might cause
D
would have caused
——I wish they        always late.
#86391
A
weren’t
B
hadn’t been
C
wouldn’t be
D
wouldn’t have been
We were caught in the heavy traffic jam. Otherwise, we _____ on time.
#88142
A
would have arrived
B
arrived
C
must have arrived
D
should arrive
You only had meat and fish yesterday. If you had eaten vegetables, they         easily.
#86776
A
would digest
B
digested
C
will digest
D
would have digested