`1`. 

(-) They are not writing their lessons now.

(?) Are they writing their lessons now?

`2`. 

(-) It is not very hot in summer.

(?) Is it very hot in summer?

`3`.

(-) He is not watching a new film at the moment.

(?) Is he watching a new film at the moment?

`4`. 

(-) She has not already finished her work.

(?) Has she already finished her work?

`5`. 

(-) We have not eaten this kind of food before.

(?) Have we eaten this kind of food before?

`6`. 

(-) My father does not love reading newsapaper.

(?) Does your father love reading newsapaper?

1. They aren't writing their lessons now / Are they writing their lessons now?

2. It isn't hot in summer / Is it ot in summer?

3. He isn't watching a ? at the moment / Is he watching a ? at the moment?

4. She hasn't finished her work yet / Has she finished her work yet?

5. We haven't eaten this kind of food before / Have we eaten this kind of food before?

6. My father doesn't love reading newspaper / Does your father love reading newspaper?