2016-2017学年 人教版 必修四 Unit 1 Women of achievement Grammar课件 (17)
2016-2017学年 人教版 必修四  Unit 1 Women of achievement Grammar课件 (17)第4页

语法一致原则

1. 当主语由and连结时,谓语动词一般用复数; 如果表示同一人,物或概念或由两个部件配成的物品时,谓语动词用单数,

The worker and writer ____(be) from Wuhan. The worker and the writer _____(be) from Beijing. One more knife and fork _____ (be) needed.

is

are

What I think and what I do ______(be) fairly in disagreement. My brother and I _____ (have) both been to Beijing.

is

have

are