Verified answer

1. cook a meal

didn't cook lunch

will you cook dinner?

2. I'm helping my brother

I didn't help my sister

Did I help you?

3. they swim in the river

They didn't swim in the sea

did they swim in the lake?

В последнем не видно было и я поставила озеро

Вроде все правильно

Нажмите на лучший ответ!