1. Is the first cake tasty? - Yes, it is.
2. Was the fourth lesson difficult? - Yes, it was.
3. Was there a wolf under the tree? - Yes, there was.
4. Can her second teacher sing well? - Yes, he/she can.
5. Are they happy to be at school again? - Yes, they are.
6. Will he answer our questions? - Yes, he will.
7. Shall we take pictures? - Yes, we shall.
8. Would he like to take care of the dog? - Yes, he would.