Составить вопросительное и отрицательное предложение
Yesterday Ann (to go) for a walk with Mary.

Look! They (to go) to us.

They (to invite) us to play with them, I think.

1. when ann went for a walk with  mary?   ann did not go for a walk with mary yesterday2.look! Are they going to us?   look! they do not to us.3  are they inviting us to play with them?  they do not inviting us to play with them, i think я думаю, что так)