Agreement with Linking Verbs

A linking verb joins the subject of a sentence with a word or phrase that restates or describes it.

The word or phrase that the subject is linked to is called the subject complement. The subject, linking verb, and subject complement must all agree in number. That is, they must all be singular or they must all be plural.

Here are three examples:

Stan’s favorite dessert is chocolate cake.
Theresa’s favorite desserts are chocolate cake, chocolate pudding, and chocolate ice cream.
Ursula’s favorite dessert is milk and cookies.

In the last example, milk and cookies is considered one dish.

Click the correct sentence. Citrus fruits is good sources of vitamin C. Citrus fruits are good sources of vitamin C.