Переделайте эти утвердительные предложения в отрицательные и вопросительные
1) he is happy
2)his computer is old
3) Vera is his wife
4)they are his sons
5) its cold today

He is not happyIs he happy?His computer is not oldIs his computer old?Vera is not his wifeIs Vera his wife?They are not his sonsAre they his sons?It is not cold todayIs it cold today?