下列形容词、副词、代词从肯定句变成否定句时,须作相应的变化:
| 肯定句 | 否定句 |
| We've had some money. | We haven't had any money. |
| I was talking to someone. | I wasn't talking to anyone. |
| They sometimes visit us. | They rarely (never/seldom) visit us. |
| He has arrived already. | He hasn't arrived yet. |
| Li is coming too. | Li isn't coming either. |
| Both of us are going. | Neither of us are going. |
| He likes both of them. | He doesn't like either of them. |
注意:“so/neither+助动词/情态动词+名词/代词”结构中须用倒装语序,
如:My wife likes classical music very much and so do I. 我的妻子非常喜爱古典乐,我也是。
She doesn't like jazz and neither do I. 她不喜欢爵士乐,我也不喜欢。