In the past few years,there ______great changes in my hometown.A.have been B.were C.had been D.are一定要说明清楚为什么!

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Inthepastfewyears,there______greatchangesinmyhometown.A.havebeenB.wereC.hadbeenD.are一定要说明清楚为什么!Inthe

In the past few years,there ______great changes in my hometown.A.have been B.were C.had been D.are一定要说明清楚为什么!
In the past few years,there ______great changes in my hometown.A.have been B.were C.had been D.are
一定要说明清楚为什么!

In the past few years,there ______great changes in my hometown.A.have been B.were C.had been D.are一定要说明清楚为什么!
A 1.In the past few years 对应现在完成时,2.there be 结构中的be数是由它后面的名词短语的数决定的,great changes 是复数 3.当主语是复数时,be的现在完成时是have been.