1. A collective noun denoting plurality; that is, referring to the individuals that compose the group; as,

The class are all studious.

2. A compound subject joined by and, when the objects joined are different; as,

The door and the window are both open.

3. The pronoun you, though it may denote only one person; as,

Right: You were right.
Wrong: You was right.

Exercise 101

In the following sentences, decide which of the italicized forms is correct. Give the reason for your choice.

1. Two dollars isare too much for you to pay.