Based on researches on writing process,it is evident that revision has a long history in the field of composition and it is an indispensable part of the writing process.However,revision has long been a weak point in English teaching and learning.The paper tries to introduce the studies on revision strategies instruction on the basis of second language acquisition theories. Based on researches on writing process, it is evident that revision has a long history in the field of composition and it is an indispensable part of the writing process. Since, revision has long been a weak point in English teaching and learning.The paper tries to introduce the studies on revision strategies instruction on the basis of second language acquisition theories.