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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!
题目详情
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!
一定要说明清楚为什么!
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答案和解析
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.
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