The weather turned out to be fine yesterday. I ________the trouble to carry my umbrella with me.
#63252
A
should have taken
B
could have taken
C
mustn't have taken
D
needn't have taken
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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
— Jack, take more clothes when going camping. It ______ be very cold in the mountains.— Thank you, Mum. I will.
#63500
A
can
B
should
C
shall
D
must
The room is in a terrible mess; it ________have been cleaned.
#63479
A
can’t
B
mustn’t
C
shouldn’t
D
wouldn’t
According to the latest study，most traffic accidents be prevented if drivers are careful enough．
#62242
A
must
B
can
C
have to
D
need