Do not use a and an after sort of and kind of.

Say, I like this kind of book and What sort of man is he?

instead of, I like this kind of a book and What sort of a man is he?

Exercise 223

If it seems wrong to omit the article, read these sentences to yourself until they sound right.

1. What kind of noun is this?

2. What sort of apple shall I bring you?

3. She told me what kind of book to get.

4. What kind of house do you like?

5. It was a sort of cottage.

Write five sentences using kind of or sort of in each.