III. Choose the right form of the verb to be (am/ are/is ): 1. He is are reading a book. 2. My teacher are v is talkink with my classmates. 3. The boys are is listening to music. 4. We am/ are making a cake. 5. Tom and his sister are lis swimming. 6. They are / is playing tennis now. 7. I am/ is visiting Paris now 8. My dog are / ks chasing the cat now.