not only but also謂語(yǔ)動(dòng)詞看后面的，both and謂語(yǔ)動(dòng)詞是復(fù)數(shù)。前者是遞進(jìn)關(guān)系，后者是并列；如果連接主語(yǔ)，前者謂語(yǔ)是臨近關(guān)系，后者用復(fù)數(shù)。not only but also的意為不僅...而且，both and意思是兩者都。

both and 的用法

1.Both you and I are students. both...and...“兩者都...”，連接名詞或代詞作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)形式，不受‘就近原則’的限制。

Both Li Ming and Wei Hua are good at English.

2.and 連接兩個(gè)成分作主語(yǔ)時(shí)，謂語(yǔ)要用復(fù)數(shù)形式。

You and she are on duty today.

3.采用就近原則的情況：當(dāng)連詞或連詞短語(yǔ)連接兩個(gè)成分，而重點(diǎn)強(qiáng)調(diào)的是“其中之一”的時(shí)候，要采用就近原則。

or, either...or..., neither...nor..., not only...but also...等連接主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞以后面的那個(gè)主語(yǔ)為主。

You or he is right.

Either your teacher or your classmates were there.

Neither you nor he is able to finish the work in an hour.