Interrogative and Demonstrative Adjectives

Interrogative adjectives are words used to form a question. They are placed before a noun. Which, what, and whose are interrogative adjectives.

 They are commonly used together with a noun to form questions.

Which and what together with a nounare used to get more information about a topic.

Whose is a question word asking for ownership. The examples below answer the question above by expressing ownership in two ways:

Demonstrative Adjectives

Demonstrative adjectives point out people, places, or things.
They must be placed before a noun.

Demonstrative adjectives differentiate between things or people that are near and things or people that are further away.

These adjectives point out nouns that answer the question: which one? or which ones? 

Demonstrative adjectives are common in everyday language but do not always point to people or things that are near or far.

That book has a blue cover.

These phones are black.

The home of those students is South America.

I go to this school.

Demonstrative adjectives introduced in this section appear again in the Pronouns chapter.