The number of deaths from heart will be reduced greatly if people ____ to eat more fruit and vegetables.
A. are persuaded
B. will persuade
C. be persuade
D. persuade
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The window ____ for weeks.
A. hasn’t cleaned
B. didn’t clean
C. wasn’t clean
D. hasn’t been cleaned
A new railway ____ in this city next year.
A. is built
B. will built
C. will be built
D. build
Tom ______ in the library every night over the last three months.
A. works
B. worked
C. has been working
D. had been working
Did you predict that many students ______ up for the dance competition?
A. would sign
B. signed
C. have signed
D. had signed