難度：★ 考點：動詞時態(tài)的用法
1.In order to make our home town more beautiful , trees_______ around the city every year.
A.plant B.are planted C.will plant
2.If Bob______away from the junkfood,he will be in good health
A.stay B.will stay C.stays
3.Lucy______a student last year,but now she______a teacher.
A.is;is B.was；is C.was；will be D.is；was
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