搜狗做题网In the last few years,there _______ great changes in compute
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In the last few years,there _______ great changes in computers.
A.have been B.has been C.was D.were
A.have been B.has been C.was D.were
A 这句话的意思是：这些年以来,计算机领域发生了巨大的变化.
首先,there be 是一个固定短语,表示……有…….
In the last few years是现在完成时的时间标志,要用完成时态,changes是复数,所以选A.
希望对你有帮助的哈O(∩_∩)O哈!
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首先,there be 是一个固定短语,表示……有…….
In the last few years是现在完成时的时间标志,要用完成时态,changes是复数,所以选A.
希望对你有帮助的哈O(∩_∩)O哈!
不懂可以追问.
如果满意,请记得采纳的呵.
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