2. Is Nikita skiing?-No,he isn’t.
3. Is the teacher reading a book?-Yes,she is.
4. Are the boys and girls making things?-Yes,they are.
5. Are the children writing in their exercise-books?-Yes,they are.
6. Is the teacher wearing a blouse?-No,she isn’t.
7. Are the boys singing a song?-No,they aren’t.
8.Are the girls playing games?-No,they aren’t.