Срочно
Поставить предложения в вопросительную и отрицательную форму:
She bought a new bag yesterday.
They broke the window last week.
He walked the dog two hours ago.

What did she buy yesterday?
She didn’t buy a new bag yesterday.


What did the break last week?
They didn’t break the window last week.


When did he walk the dogs?
He didn’t walk the dogs.