要做到课前预习上课时专心听讲课后及时复习用英语怎么写 You should preview the lessons before class，concentrate on the lecture，and go over them after class.
这句话用英语怎么说“学过的知识要及时复习，如果不及时复习就会忘记。”
专心听讲课后及时复习用英语怎么写 Review/Revise/Go over your lessons（just）in time after listening in class attentively/with attention.专心听讲课后及时复习。
