【notonlybutalso的用法】在英语学习中，“not only...but also...”是一个非常常见的连接词组，用于强调两个并列成分的重要性。它不仅可以用来连接名词、代词、形容词、副词，还可以连接动词短语、从句等。掌握这一结构有助于提升语言表达的多样性和准确性。
一、基本用法总结
| 结构 | 说明 | 示例 |
| not only + 名词/代词/动词... but also + 名词/代词/动词... | 连接两个并列成分，强调后者 | Not only the teacher, but also the students were excited. |
| not only + 动词原形... but also + 动词原形... | 连接两个动词，通常用于并列谓语 | She not only sings, but also dances well. |
| not only... but also... 引导的句子 | 可以放在句首，引起注意 | Not only did he arrive late, but also he forgot his homework. |
| not only... but also... 用于强调 | 强调两个事物同等重要或有递进关系 | He is not only smart, but also kind. |
二、常见搭配与注意事项
1. 主谓一致
“not only... but also...”连接两个主语时，谓语动词要根据靠近动词的主语来决定。
- Not only the students, but also the teacher is responsible.（老师是主语，所以用is）
- Not only the teacher, but also the students are responsible.（学生是主语，所以用are）
2. 位置灵活
“not only... but also...”可以放在句首、句中或句尾，但句首使用时需注意倒装结构。
3. 强调作用
该结构常用于强调两个并列的成分，尤其是后一个部分，起到加强语气的作用。
4. 可连接不同词性
它不仅限于连接名词，还可以连接形容词、副词、介词短语、从句等。
三、实际应用示例
| 句子 | 解析 |
| Not only is he a good student, but he is also a great leader. | 强调他不仅是好学生，还是优秀领导者。 |
| She not only studied hard, but also helped others. | 表示她不仅努力学习，还帮助他人。 |
| The movie was not only interesting, but also educational. | 电影不仅有趣，还富有教育意义。 |
| Not only did they win the game, but also they set a new record. | 不仅赢了比赛，还创造了新纪录。 |
四、小结
“not only... but also...”是一个非常实用的语法结构，能够增强句子的表现力和逻辑性。在使用时需要注意主谓一致、位置变化以及强调重点。通过不断练习和运用，可以更自然地掌握这一表达方式，使英语写作和口语更加地道和流畅。