Great changes ---- in my hometown in the past few years.A.took place B.have taken placeC.have been taken place D.were taken place为什么是B?

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Greatchanges----inmyhometowninthepastfewyears.A.tookplaceB.havetakenplaceC.havebeentakenplaceD.weret

Great changes ---- in my hometown in the past few years.A.took place B.have taken placeC.have been taken place D.were taken place为什么是B?
Great changes ---- in my hometown in the past few years.
A.took place B.have taken place
C.have been taken place D.were taken place
为什么是B?

Great changes ---- in my hometown in the past few years.A.took place B.have taken placeC.have been taken place D.were taken place为什么是B?
B
Great changes作主语,不能用被动,排除CD.在过去几年里应用完成时.