Ответ:
We did not help her yesterday.
They did not play chess yesterday.
She did not clean her room yesterday.
She did not wash her bike yesterday.
They did not watch TV yesterday.
Did they help their mother or sister?
Did she clean her room or the doll's house?
Did he play chess or tennis?
Did he want to be a doctor or a dentist?
Did they like the monkeys or the snakes?