二.词汇与语法知识。(每小题1分,共15 分)
Great changes_______ in the rural areas in the last two decades.
A.have taken place | B.took place | C.have been taken place | D.are happening |
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二.词汇与语法知识。(每小题1分,共15 分)
Great changes_______ in the rural areas in the last two decades.
A.have taken place | B.took place | C.have been taken place | D.are happening |