1.not only ...but also...并列两个对等的句子成分,即两个主语、谓语、宾语、表语、定语、状语等等.
2.并列两个主语时,谓语动词与后一个在人称和数方面保持一致,叫邻近一致如：
Not only you but also he is wrong.对比：Not only he but also you are wrong.
3.并列两个句子时,前一句部分倒装,因为否定副词not 在句首如：Not only do you like this picture,but also the three of us like it.