used to do改为否定句

来源：学生作业帮编辑：搜搜做题作业网作业帮分类：英语作业时间：2024/06/30 19:52:41

used to do改为否定句
Jack used to live in a small village with his grandpa.改为否定句
印象里不是应该在used和to之间加not吗?
为什么答案是didn't use to

used to do 有两种否定形式
1.usedn't to do （used not to do）
2.didn't use to do
疑问也是两种
Used……?
Did……?
所以都可以,不过didn't use to 更加常见

used to do改为否定句用used to do sth造句,然后改为疑问句和否定句并做简单回答 the+boy+used+to+eat+candy怎么改为否定句 My brother's used to hard work.改为否定句 My mother used to play tennis.(改为否定句 Tom used to be really quiet[改为否定句 She used to be a history teacher改为否定句 she used to be a history teacher 改为否定句 My mother used to play tennis.(改为否定句） used to do的否定句和疑问句 used to do的否定 I used to be outgoing.改为否定句可以改为I used not to be outgoing吗?她害