四年级英语上册《句型转换技巧汇总》，收藏掌握学习！
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简介
1、肯定句改否定句的方法 ： 1.在be动词后加not 如：is not, are not,am not 2.在can，should， will等后加not 如：cannot, should not,will not； 3.上述都没有的，在动词前加助动词否定形式don't/doesn't/didn't 4.some 改成any 如：I am a girl. → I am not a girl. You are a student. →You are not a student. →You aren’t a student. This is Tom’s bag, → This is not Tom’s bag.→ This isn’t Tom’s bag.
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