Question

Make the following sentences -
(a) negative (b) interrogative.

(1) He knows something.
(2) He bought some books.
(3) They need some advice.
(4) You have some problem.
(5) They will buy some fruit.​

Answer 1

Explanation:

1)negative :- He doesn't knows something

interrogative:- Does he knows something?

2) negative :- He didn't bought some books

interrogative:- Did he bought some books?

3) negative:- They doesn't need some advice.

interrogative:- Does they need some advice?

4)negative:- You haven't some problems

interrogative:- Have you some problems?

5) negative:- They will not buy some fruits.

interrogative:- Will they buy some fruits?

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Answer 2

Answer:

3) they need some advice