许多印欧语中,名词和动词等都有性数格的变化。英语实际上是其中变化最少的语种之一。因此,英语中的主谓语形式的一致并不是一个非常复杂的问题。所有英语动词中,be 的变化形式最多,因此,在用 be 造句功做相关语法练习时,要特别注意动词 be 前面主语的人称,时态,数量的变化。其它动词除在现在时第三人称单数(即 he,she,it)的主语后加 In many Indo-European languages, nouns, verbs, etc. all have changes in their sexual number. English is actually one of the least varied languages. Therefore, the consistency of the subject-predicate form in English is not a very complicated issue. Of all English verbs, be has the most variety of forms. Therefore, when doing the related grammar exercises with be sentence-making skills, we must pay special attention to the change of the verb, be, the subject of the preceding subject, tense, and quantity. Other verbs are added after the subject of the third person singular (ie he, she, it)