— Where is John?   — He _____ in the library.
#90206
A
should be
B
must be
C
can be
D
must have been
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I’m feeling sick. I __________so much chocolate.
#88080
A
needn’t have eaten
B
couldn’t have eaten
C
mustn’t have eaten
D
shouldn’t have eaten
He suggests we ____ to the cinema at once, otherwise we ____ late. 
#87306
A
must go; are
B
go ; will be
C
will go ; will be
D
would go ; are
―Why? Where is the key to the sound lab? ―Dear me! You _______ it in the taxi!
#89994
A
have never left
B
never left
C
haven’t left
D
didn’t leave