Question

Поставьте следующие предложения в отрицательную и вопросительную форму.Дайте краткие ответы на полученные общие вопросы!
1. This is a good tie. 2. That is a long text. 3. Those are big bags. 4. These rooms are clean. 5. That pencil is short. 6. His ties are red and black.

Answer 1

 Is this a good tie?- Yes, is this. This isn't a good ties. 
 Is that a long text?- No, is that no. That isn't a long text.
 Are those big bads?-No, are those no. Those aren't big bags.
 Are these rooms clean?-Yes, of course. These rooms aren't clean.
 Is that pencil short?-No, is that no. That pencil isn't short.
Are his ties red and black?- Yes, it is. His ties aren't red and black.