来自鲁娟的问题
1.Fiveyears______sincewemetlast.A.havepassedB.haspastC.haspassedD.havepasted2.Onethirdofthepopulationinourcity______farmersinthepastA.areB.wereC.isD.was请大致讲讲，我看的答案是C,B（我觉得相当不准）
1.Fiveyears______sincewemetlast.
A.havepassed
B.haspast
C.haspassed
D.havepasted
2.Onethirdofthepopulationinourcity______farmersinthepast
A.are
B.were
C.is
D.was
请大致讲讲，我看的答案是C,B（我觉得相当不准）
