Great changes have(A) "taken place"(B) since(C) i had visite

Great changes have(A) "taken place"(B) since(C) i had visite Great changes have taken place since liberation Great changes ___ place in Hebei since 1980.A.have taken B.h Great changes have taken place in my hometown since 1930. "Great changes have taken place in China since the introduct A great many changes have taken place in China since…的意思? Great changes?the last three years.A.have taken place B.have ____ changes have taken place in my hometown.A A.Great B.Gre Many changes have taken place since Great changes _____in this town.A have been taken place B ha Great changes have taken place there. Great changes have taken place there