精选优质文档-倾情为你奉上肯定句变否定句练习一 将下列句子改为否定句，每空一词。1We do morning exercises every dayWe _ _ morning exercises every day2All of us can swim_ _ _ can swim3There is something wrong with my bikeThere _ _ wrong with my bike4You may stay here before I come backYou _ _ here before I come back5Read the text after me_ _ the text after me6Li Lei needs some help with his EnglishLi Lei _
