【notonly,butalso的用法是什么】2. not only, but also的用法是什么（总结+表格）
“Not only... but also...” 是英语中一个非常常见的结构，用于强调两个并列成分的重要性，通常表示“不仅……而且……”。它常用来连接两个相似的语法结构，如名词、形容词、动词、介词短语等。在正式和非正式写作中都非常常见。
以下是对“not only... but also...”用法的总结与对比分析：
一、基本结构
not only + 句子/短语，but also + 句子/短语
- 例句：
She is not only smart, but also hardworking.
（她不仅聪明，而且勤奋。）
二、使用规则
| 规则 | 说明 |
| 并列结构一致 | “not only” 和 “but also” 后面的结构必须保持一致，如都是名词、动词或从句。 |
| 倒装结构 | 当“not only”位于句首时，句子需要进行部分倒装。例如： Not only did he arrive late, but also he forgot his homework. |
| 强调作用 | 该结构常用于强调后半部分的内容，即“but also”后面的部分更为重要。 |
| 可省略“but” | 在口语中，有时可以只说“not only... also...”，但书面语中建议保留“but”。 |
三、常见搭配
| 搭配类型 | 示例 |
| 名词 | Not only the teacher, but also the students were surprised. |
| 动词 | He not only studied, but also helped others. |
| 形容词 | The movie was not only funny, but also touching. |
| 介词短语 | She is not only from China, but also speaks fluent English. |
| 从句 | Not only did I see him, but also I talked to him. |
四、常见错误
| 错误 | 正确 |
| Not only he is smart, but also he is kind. | Not only is he smart, but also he is kind.（倒装） |
| Not only she likes apples, and also she likes bananas. | Not only she likes apples, but also she likes bananas.（“and”应改为“but”） |
| Not only he can swim, but also he can run. | Not only can he swim, but also can he run.（倒装需一致） |
五、小结
“Not only... but also...” 是一种强调结构，常用于突出两个并列项中的后项。使用时要注意结构对称、倒装规则以及语义逻辑。掌握这一结构，能有效提升语言表达的层次感和准确性。
| 项目 | 内容 |
| 结构 | not only + A, but also + B |
| 用途 | 强调后项，表示递进关系 |
| 倒装 | not only 在句首时，主谓倒装 |
| 常见搭配 | 名词、动词、形容词、介词短语、从句 |
| 注意事项 | 保持结构一致，避免语法错误 |
通过以上总结和表格，你可以更清晰地理解“not only... but also...”的用法，并在实际写作中灵活运用。