Use this to help you. I had homework on this. Found the answers for you. Just open the link.
http://www.krollpatrol.com/uploads/4/7/6/0/4760591/answers-to-acts-1-to-3.pdf
Answer: Is their supposed to be a picture ?
Explanation:
A concrete noun employs the senses of sight, touch, hear, taste, and smell. So: Bible, lamb, and tooth