Переделай в отрицательные предложения He did his homework yesterday.
They played football last week.
She was in Moscow last year.
We were in the mountains last month.​

He didn't do his homework yesterday.

They didn't play football last week.

She wasn't in Moscow last year.

We weren't in the Mountains last month.

Объяснение:

He didn't do his homework yesterday.
They didn't play football last week.
She wasn't in Moscow last year.
We weren't in the mountains last month.