Предложения с английский глаголом to be

I am eleven.

She is my sister.

He is my best friend.

It is very hot here. Let's open the window.

We are from Russia.

You are tired. You should go to bed now.

They are in France now.

(+) You are good at playing chess. - Вы хорошо играете в шахматы.

(-) You aren't good at playing chess. - Вы не хорошо играете в шахматы.

(+) I'm the youngest child in my family. - Я - самый младший ребёнок в семье.

(-) I'm not the youngest child in my family. - Я - не самый младший ребёнок в семье.