1)
is Jack walking?
Yes, he is
2
Is the dog eating fast food now? -
Yes, it is
3)
Are the children playing computer games? -
No, they are not
4)
Is Zhanna reading a book now?
Yes, she is
5)
Is Tim playing the guitar? -
No, he is not
6)Are you watching a film at the moment?
Yes, I am
8)Is it raining now?
No, it is not