一、not only ... but also 是并列连词，用来连接和强调两个同等的成分，用来表示令人惊讶或是意料之外的事，而且后者的更为令人惊讶，它可以用来列出形容词的性质、名词或动词，以显示互补的性质、数量或动作、事件和状态。，意为“不但...，而且...”，例如：
1、主语 动词 not only 形容词 but also 形容词，例如：
He is not only arrogant but also selfish.
他不仅傲慢，而且自私。
Tom is not only rich but also famous.
汤姆不仅富有而且出名。
She was not only extremely intelligent but also very practical.
她不仅非常聪明，而且非常实际。
2、主语 动词 not only 副词 but also 副词，例如：
John works not only quickly but also efficiently.
约翰不仅工作很快，而且工作很出色。
Thomas writes not only correctly but also neatly.
托马斯写得不仅正确而且工整。
He worked not only hard but also carefully.
他不仅努力工作，而且细心工作。
3、主语 动词 not only 名词 but also 名词，例如：
She is not only a novelist but also a poet.
她不仅是小说家，还是诗人。
He is not only a statesman but also a man of the people.
他不仅是一位政治家，而且是一位平民。
Shakespeare was not only a writer but also an actor.
莎士比亚不仅是一位作家，而且还是一位演员。
4、主语 not only 动词 but also 动词，例如：
He not only studies hard but also works well.
他不仅学习努力，而且工作也很好。
She not only plays well but also writes music.
她不仅弹得好，而且还写音乐。
He not only speaks English but also French.
他不仅会说英语，还会说法语。
The robbers not only took his money but also laid into him.
强盗们不仅抢走了他的钱，还向他下手。
二、为了强调，可将 not only 置于句首，此时其后的句子通常要用部分倒装的形式，但是 but also 后面的句子不用倒装，例如：
1、当句中有情态动词或是 be 动词时，把情态动词或 be 动词提到 not only 后面，例如：
be 动词：
Not only is he handsome but also intelligent.
他不仅英俊而且聪明。
Not only is he a teacher, but also he is also a poet.
他不仅是一位教师，而且是一位诗人。
Not only was it raining all day at the wedding but also the band was late.
婚礼上不仅下了一整天的雨，乐队也迟到了。
Not only are mothers not paid but also most of their boring or difficult work is unnoticed.
母亲们不仅没有报酬，而且她们的大部分枯燥或困难的工作也没有引起注意。
情态动词：
Not only should you be able to speak, but also should you be able to write.
你不仅应该会说话，而且应该会写字。
Not only will that skill help your resume but also will make you familiar with on-line job recruiting.
这不仅会帮助你的简历，而且会让你熟悉网上招聘。
Not only will they paint the outside of the house but also the inside.
他们不仅要粉刷房子的外面，还要粉刷房子的里面。
2、当句中没有情态动词或是 be 动词时，用 do, does 和 did，例如：
Not only did she forget my birthday, but she also didn’t even apologize for forgetting it.
她不仅忘记了我的生日，而且连忘记的道歉都没有。
Not only did he come, but he saw her.
他不仅来了，而且还见到了她。
Not only does she speak Spanish, but also she knows how to type.
她不但会说西班牙语，还会打字呢。
三、not only … but also … 中一般可以省略 also ，如：
Not only is the position of the earth changing but (also) the earth itself is undergoing change.
不但地球的位置在变化，而且地球本身也在经历着变化。
He is famous not only in China but (also) in the whole world.
他不仅闻名中国，而且闻名全球。
The moves in chess are not only manifold, but (also) involute.
下棋的走法不但多种多样，而且错综复杂。
但在连接句子时，有时可见到省略 but 或是 but also 的情形，如：
省略 but：
Not only was I tired, I was also cold.
我不光困倦， 还感到很冷。
George not only made an important friend, he also learned about the frontier.
乔治不仅交了一个重要的朋友，还了解了边疆的情况。
省略 but also，句子之间常用分号隔开，例如：
Justice must not only be done; it must be seen to be done.
正义不但必须伸张，而且要让人看到正义得到了伸张。
When it comes to pop music we not only lead Europe, we lead the world.
我们不仅引领欧洲而且引领着全球的流行音乐潮流。
These movies were not only making money; they were also perceived to be original.
这些电影不仅赚钱，而且被视为具有原创性。
四、not only ... but also ... 中 but 与 also 分离的现象，例如：
Air not only occupies space but it also has weight.
空气不仅占据空间，而且它还具有重量。
The poverty of 10 million citizens not only demeans our society but its cost also hobbles our economy.
1,000万的贫困人口不仅给我们的社会抹黑，而且在这上面的支出也阻碍了我们的经济发展。
五、not only ... but also .... 的替代式常见的还有 not only ... but ... too/as well, not merely ... but also ..., not just ... but also ..., not … alone … but 等。
not only ... but ... too/as well :
He not only washed the car, but polished it too/as well.
他不仅冲洗汽车，而且还擦拭了它。
not merely ... but (also) ... :
We are experiencing not merely another turn of the business cycle, but a restructuring of the economic order.
我们正在经历着的不仅仅是又一轮的商业周期，而是一次经济秩序的*。
not just ... but (also) ... :
Victims want to see justice done not just for themselves, but for the greater good of society.
受害者希望正义得到伸张，这不仅是为了他们自己，也是为了社会的更广泛的利益。
not … alone … but (also) ... :
The enemy in this war is not imperialism alone but also the alliance of the big bourgeoisie and the big landlords.
战争的敌人不但是帝国主义，而且是大资产阶级和大地主的联盟。
