Over the past ten years,Wuhan has ___a series of great changes in its city imagine and economy.A.found B.taken C.seen D.occurred 选哪个?为什么?请翻译.

over the past ten years是什么意思 over the past ten 为什么over可以用在这里? 句中有Over the past ten years 应用什么时态? over the past ten years ,Our hometown has changed a lot .中over咋回事 over the past是什么意思 over the past centuries over the past ten years能加过去完成时吗?如果不能,请问为什么? Many changes_____(take)place over the past ten years/ 填什么? they --all over the country in the past ten yearsA.have traveled B.traveled C.are traveling over the past century意思 Our region ---------(make) great advances over the past ten years.怎样判断是现在完成时,还是现在完成进行时 over the past ten years英语,over past ten years 出现,用什么时态.为什么用现在完成时,不能用过去完成时啊?请把现在完成时时间状语有哪些告诉我一下.我分不清楚了 ten past It's the past ten by my watch.(对the past ten提问） Over the past ten years ,over这里是介词吗1 Over the past ten years over,在这里意思,理解为 2 十年来,英语都有哪些说法,举两个例子就够了3 十年来,他帮助了至少500 名大学生,他出资,资助他们上大学.英语 LOOKING BACK OVER THE PAST是什么意思 over the past year.这儿的 over the past centuries汉语意思