【1】Neither we want it nor they want it.【错误】

【2】Neither we want it nor do they want it.【错误】

【3】He neither smokes nor drinks.【正确】

【4】Neither does he smoke nor does he drink.【正确】

【5】He neither smokes nor does he drink.【错误】

备注(1)：neither…nor…连接句子前后通常都需要使用倒装结构

Neither does he smoke nor does he drink. 他既不抽烟也不喝酒。

Neither did I give him coffee nor did I give his wife cake.

我既没有给他倒咖啡，也没有给他妻子蛋糕。

Neither has he done it, nor will he do it.

他没有做过这事，他以后也不会做这事。
Neither could theory do without practice, nor could practice do without theory.

理论没有实践不行, 实践没有理论也不行。

特别备注：有时前面不倒装只倒装 nor 后面句子。
Neither Peter wanted the responsibility, nor did his wife.

彼得不想担此责任，他妻子也不想担此责任。

备注(2)neither…nor…连接单词和短语前后使用陈述语序结构

Neither Gina nor I am French.吉娜和我都不是法国人。

Neither the teacher nor his students know this news.老师和他的学生都不知道这个消息。

I neither knew nor cared what had happened to him.我既不知道也不关心他出了什么事。

Their house is neither big nor small.他们的房子不大也不小。

Neither the TV nor the video actually works.电视机和录像机都坏了。

1. Neither we want it nor they want it. （错误）

2. Neither we want it nor do they want it.（错误）

3. He neither smokes nor drinks. （正确）

4. Neither does he smoke nor does he drink. （正确）

5. He neither smokes nor does he drink. （正确）