Simone
) 由and连接两个名词或者代词作世伏主语时 A and B分为以下四种情况： i. A、B表示不同的人、物或者观念的时候，谓语动词搜键携要用复数形式 Li Ming and Zhang Hua are good students. Both the parents and the children are here. ii. A、B表示同一个人、物或者观念的时候，谓语动词要用单数形式 A journalist and author lives in the sixth flat. The turner and fitter is under twenty-five. iii. And连接几个单数主语，主语由each、 every、 no、 many等词修饰的时候，谓 语动词要用亮族单数 Each boy and each girl is invited. Every boy and girl is invited. No boy and no girl is there now. iv. A、B为两个不可分的东西时，谓语动词用单数 A law and rule about protecting environment has been drawn up. Bread and butter is nutritious.
