What _____you _____(do) during the past two years?
What _____you _____(do) during the past two years?
During the past two years与in the past two years区别
in the last two years/during the last two years/in the past
关于雅思阅读原文:Only two have collapsed during the past 1400 years.
in the past two years
It during the past five years
in the past two years事态
in the past two years 是什么时态
Great changes _______in the past two years.
during the past 20 years 和 over the past 20 years一样吗?
during the past 50 years用于什么时态
during the past several years引发的疑问?