Mettre au singulier une phrase avec des noms dénombrables Reformulation

Dans chacune des phrases suivantes, mettre le groupe nominal au singulier.

He has dogs.

Do you want candies?

Be careful, there are sheep over there!

My best friends are women.

The policemen are respected.

Series of event happened lately.

There are planes in the sky.

Heroes are always strong.

These are my favorite stories.

My children are helpful.