1
3 my grandma is visited by me.
4 dinner isn't cooked by them.
2
3 my grandma wasn't visited by me.
4 dinner wasn't cooked by them.
3
3 my grandma will be visited by me.
4 dinner won't be cooked by them.
4
3 my grandma is being visited by me.
4 dinner isn't being cooked by them.
5
3 my grandma was being visited by me.
4 dinner wasn't being cooked by them.
6
3 my grandma has been visited by me.
4 dinner hasn't been cooked by them.
7
3 my grandma had been visited by me.
4 dinner hadn't been cooked by them.
8
3 my grandma will have been visited by me.
4 dinner won't have been cooked by them.
9
Her homework has to be done.
An essay has to be written by us.
10
3 dinner must be cooked.
4 the teacher couldn't be asked by her.