He _____ in this factory for 20 years already.
A. will workB. works
C. has workedD. is working
A. new hospital _______ in my town next year.
A. buildsB. built
C. is builtD. will be built
— What were you doing when we were playing basketball yesterday afternoon?
— I ______ the classroom.
A. was cleaningB. have cleaned
C. will cleanD. clean
My parents always tell me ______ more vegetables and fruit.
A. eatB. eating
C. eatsD. to eat
—What do you often do at weekends?
—I often _________ my grandparents.
A. visit B. visited
C. have visited D. will visit
—Must I hand in my homework now， Mr.Smith?
—No，you ________.
A. can’t B. shouldn’t
C. wouldn’tD. needn’t
