---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
推荐题目
If you come to Hangzhou, you shouldn’t miss the show Impression West Lake! It is created by the famous director Zhang Yimou, and the actors’ performance __________on the water of the West Lake.
#44385
A
will be shown
B
showed
C
is shown
D
is showing
People who drink wine ____________ to drive after May Day.
#44515
A
don’t allow
B
isn’t allowed
C
mustn’t allow
D
mustn’t be allowed
Bamboo can ___________ paper.
#44992
A
used to make
B
be used make
C
be used to make
D
be used to making
I won’t leave until my work _________ tomorrow morning.
#44825
A
will be finished
B
finishes
C
finished
D
is finished
