The bridges ( ) since last year.
A. built
B. are built
C. will be built
D. have been built
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Flowers () every day.
A. should be watered
B. should water
C. should watered
D. should watering
Twelve-year-olds should not () to drive in China.
A. allow
B. be allow
C. allowed
D. be allowed
Did you go to Sam's weekend party?No, I ( )
A. am not invited
B. wasn't invited
C. haven't invited
D. didn't invite
Don't put off today's work for tomorrow . I mean, today's work () today
A. may do
B. must do
C. may be done
D. must be done
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