— Food problem is becoming a big one in China! —I think the food ________ before going to shops or supermarkets.
#44566
A
is checked
B
is checking
C
should be checked
D
should check
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—Mr. Black, may I leave now?—Well, if your work ________, you can go home.
#44700
A
finishes
B
is finished
C
has finished
D
will be finished
---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
The river smells terrible. People_______ dirty things into it .
#44850
A
must stop to throw
B
must stop from throwing
C
must be stopped to throw
D
must be stopped from throwing
The Taiwan spotted deer, Fan Xing and Dian Dian, __________ to the Chinese mainland on April 16, 2011.
#44923
A
have sent
B
were sending
C
were sent
D
had sent
Many trees and flowers ________ in our city every year.
#44991
A
planted
B
are planted
C
were planted
D
plants