查看更多>>摘要:As is known to all, grammar teaching in middle school is an important part of English teaching .However, grammar teaching is always puzzling students and teachers.Traditional English grammar teaching has a high requirement to students so that students can’ t master it very well.Since the constructivism is introduced into English grammar teaching , it opens up a new room for English grammar teaching .How-ever, the teachers can’ t make sure what roles they should play in English grammar teaching very well .This article will discuss several roles they should play in English grammar teaching from the perspective of constructivism so that it can improve students ’ interest in learning English grammar and teachers’ teaching efficiency.