Past simple. Образуйте предложения в утвердительной, отрицательной и вопросительной форме:
1)Children (watch) a film yesterday;
2)our friend (carry) boxes last Friday;
3)their dog (be) hungry an hour ago.

1)Children watched a film yesterday.

Children didn't (did not) watch a film yesterday.

Did children watch a film yesterday?

2)Our friend carried boxes last Friday.

Our friend didn't carry boxes last Friday.

Did our friend carry boxes last Friday?

3)Their dog was hungry an hour ago.

Their dog didn't be hungry an hour ago.

Did their dog be hungry an hour ago?