一道英语选择题during the past 50 years the temperature of the earth

英语翻译翻译一篇英语文章During the past fifteen years a great deal of at It during the past five years during the past 50 years用于什么时态 英语翻译1、during the past few years a major objective of the chi during the past 20 years 和 over the past 20 years一样吗? During the past two years与in the past two years区别 英语翻译During the past ten or fifteen years a great deal of att What _____you _____(do) during the past two years? during the past several years引发的疑问? 英语七选五（104）During the past one hundred years,there have been during the past 3 years=in the last 3 years（现在完成时） in the pa in the last two years/during the last two years/in the past