句中有Over the past ten years 应用什么时态?

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句中有Over the past ten years 应用什么时态?
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句中有Over the past ten years 应用什么时态?
句中有Over the past ten years 应用什么时态?

句中有Over the past ten years 应用什么时态?
现在完成时或一般现在时,不能用过去时
Over the past ten years,great changes have taken place in our hometown.
What is the average increase in the cost of living over the past ten years in the US?

一般过去时

现在完成时
eg:Asia has been home to many economic miracles over the past ten years. 过去数十年间,亚洲发生了很多经济奇迹

过去时态呀

过去时态吧

现在完成