I have been looking for Michael for a whole day. Where ______ he have gone?
#88143
A
should
B
can
C
must
D
may
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It is often recommended that children ________chances to get close to nature.
#87722
A
are offered
B
be offered
C
should offer
D
must be offered
Why didn't you tell me there was no meeting today? I all the way here through the heavy snow. 
#89417
A
needn't have driven
B
can't have driven
C
mustn't have driven
D
shouldn't have driven
I was admitted into a famous university. My success      me pleased with myself, but I didn’t.
#86946
A
might have made
B
might make
C
should have made
D
should make