作业帮need和must的用法
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/13 02:23:36
need和must的用法
must表强制语气,用于疑问句、肯定句中,不能用于否定句中.eg:1.Must I leave now?
2.It's so late,he must come back.
need表“需要”,可用于疑问句、肯定句中,也可用于否定句中,语气缓和.eg:1.Need I finish the homework now?
2.I need a history book,will you borrow me?
3.Here didn't need your help,you can go home now
再问： 请再详细点 行么？
2.It's so late,he must come back.
need表“需要”,可用于疑问句、肯定句中,也可用于否定句中,语气缓和.eg:1.Need I finish the homework now?
2.I need a history book,will you borrow me?
3.Here didn't need your help,you can go home now
再问： 请再详细点 行么？