Question

In this hotel, the bread and butter ______served for breakfast. Meanwhile, a knife and fork _____very useful for a foreigner.

A．is; is

B．are; are

C．is; are

D．are; is

Answer 1

A

根据意义一致原则，用and连接的两个单数名词在意义上指同一个人、物或概念时，谓语动词用单数，这时and后面的名词前不用介词。