改错：we have studied English for about six years since I have become a middle school student.

改错：we have studied English for about six years since I have become a middle school student. 高中英语题we should have studied last ,but we .we should have studied last night,but we went to the concert instead 这个should have studied 为什么不能用would have studied?两者有什么区别吗 I have studied English or three years since I had come here.（改错） 改错:We have art and we don't have maths. 改错：We have our lunch at school. 改错 we have made a great progress --------- We have socks at all colors.改错 we have great socks only ￥18.改错 改错:We have dinner at home yesterday. We have the same hobbies.改错,快 改错 we have a science this afternoon. 改错；We have fewer money than you We have the same hobbies.改错 Does we have tennis rackets改错RT We like have salad after dinner.改错 We received your e-mail and we studied that one by attentions怎么翻译? we ()last night ,but we went to the concert insteada.must have studied b.might studyc.should have studied d.would study 改错：We have sport meeting once a year____________改错：We have sport meeting once a year______________