in the past years用什么时态有一句In the past two years,Mr Smith has worked hard.而又有这么一句In the past two years,we did nothing.难道后一句中我们的行为没对现在影响么?（不做事也会有影响啊）为什么后一

in the past in the past few years in the last 30 years 各用什么时态? in the past few years 用什么时态? in the past two years后面应该用什么时态 in the past two years和over the past two years有什么区别? in the past few years和in the last few years有什么区别,分别用什么时态?in the past few years用现在完成时还是过去完成时?in the past 又是什么呢? in the past few years in the past two years in last ten years 和in the past ten years有什么区别 分别用什么时态? in the past 2 years forfor the past 2 years 和in the past 2 years的汉语翻译有什么不同? in the last years和in the past years 分别用于什么时态 in the last two years/during the last two years/in the past two years/during the past two years有什么区别? in the past five years的前面一般用什么时态? 遇到句子中有in the past few years,前面应该用什么时态 急.in the past ten minutes用什么时态?如题单独出现in the past 用什么时态in the past several years 用什么时态in the past ten minutes 用什么时态in the past ten years 用什么时态 in the past three years是用过去完成时还是现在完成时? in the past few years造句 in the past two years 是什么时态 in the past two years事态