when did you come to this city的回答选项A two years before B two years_英语解答

when did you come to this city的回答
选项A two years before B two years ago
C for two years D in two years
要原因

人气：476 ℃　时间：2019-10-19 10:55:12

解答

B 问题问的是时点问题,用ago,表示两年前来的.如果是问你来这座城市多久了,那就要用C,表示来了两年了.而D的意思是"两年以后",A项没有这种表示形式