People in Korea _______bow when they meet for the first time.
#44864
A
supposed to
B
are suppose to
C
are supposed
D
are supposed to
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－ Sorry, Mr White. But the bus was late. － You ______ away if you are late again.
#44994
A
will be sent
B
are going to be sent
C
have been sent
D
are sent
As everyone knows, rubbish _______ everywhere.
#44969
A
need be thrown
B
mustn’t be thrown
C
can’t throw
D
may throw
---How often do I need to feed the birds?---They______ food every day, or they will be hungry.
#44408
A
must give
B
mustn’t give
C
must be given
D
mustn’t be given