The lost boy ( ) in the corner last night.
A. is found
B. finds
C. was found
D. found
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Many houses () in the future.
A. built
B. are built
C. will be built
D. are building
The bridges ( ) since last year.
A. built
B. are built
C. will be built
D. have been built
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