don't need 和 needn't 有什么区别?

来源：学生作业帮编辑：搜狗做题网作业帮分类：英语作业时间：2024/04/28 02:12:06

needn't
need在这里是情态动词,不必要.做MUST的否定句时用.
例如:MUST YOU GO WITH HIM?
NO,I NEED NOT.
翻译:你必须跟他去吗?
不,我不必.
don't need
need 在这里是实意动词,不需要
例如:DO YOU NEED A PEN?
NO.I DON'T NEED.I HAVE A BALLPEN WITH ME.
翻译:你需要钢笔吗?
不,不需要.我身上有只圆珠笔.

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