He __________ be at home now because I saw him in the office just now.
#76885
A
can’t
B
mustn’t
C
may
D
must
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He ________ your car by mistake because he didn't have the keys. 
#62484
A
mustn't have taken
B
shouldn't have taken
C
couldn't have taken
D
needn't have taken
Tom ____ be ill, for I saw him playing basketball an hour ago. 
#62553
A
mustn’t
B
needn’t
C
can’t
D
may not
He went into his room,    the light and began to work.
#77717
A
has turned on
B
turned off
C
turned on
D
has turned off
Tom’s mother is busy _____ breakfast for Tom.
#77702
A
cook
B
to cook
C
cooks
D
cooking
You ______ be serious! You’re actually going to lend him money again?.
#74743
A
needn’t
B
can’t
C
shouldn’t
D
mustn’t