The pupil have written a dectation.

The pupil havn't written a dectation.

Have the pupil  written a dectation.

My friend has helped me to solve a difficult problem.

My friend hasn't  helped me to solve a difficult problem.

Has my friend  helped me to solve a difficult problem?

I have leant a poem.

I haven't learnt a poem.

Have I learnt a poem?

She has told them an interesting story.

She hasn't told them an interesting story.

Has she  told them an interesting story?

Kate has swept the floor.

Kate hasn't swept the floor.

Has Kate swept the floor?