Study the example and build sentences.
Example: is / reading / Billy / now / a book / . — Billy is reading a book now.
is /reading / Billy / now / a book / ? — Is Billy reading a book now?
is /reading / Billy / now / what / ? — What is Billy reading now?
1. the dog / its food / is / eating / now / .
2. Jack / playing / is / now / with his puppy / ?
3. what / Jack / is / doing / now / ?