2. Постройте вопросительную и отрицательную форму к предложениям

1. Are there two chairs and a sofa in the room? / There are not two chairs and a sofa in the room. 2. Is there a blue rubber in my pencil case? / There is not a blue rubber in my pencil case. 3. Is there a sofa in the living room? / There is not a sofa in the living room. 4. Are there three books in my school bag? / There are not three books in my school bag.