What are interrogative adjectives? They are: whose, what, which, where, why and how. They modify or qualify nouns and are used for interrogation.
Whose: indicates a possessive.
- Whose bag is that sitting in the corridor?
- I don’t know whose friend is sitting outside?
What: question word asking for general information
- What is your name?
- What school do you go to?
Which: used for specifying
- Which pen would you prefer, the blue or the red one?
- Which is the smallest country in the world?
- Which option works best for you?
Where: used to indicate a direction
- Where do you go to college?
- Where is James? I haven’t seen him all day.
- Where does Anne live?
Why: general question word that seeks an explanation
- Why don’t cats and dogs always get along?
- Why are you acting this way?
- Why is Peter coming so early?
How: seeks the manner as to how something was done.
- How does Maria know about the divorce?
- How does the political situation work in your country?
- How can we make sure this doesn’t happen again?