Answer:
1: Can be transmitted to one person to another
2. Can't be transmitted to others
3. A treatment to help prevent a diesae
4. Being used to, and won't be affected as easily
5. In or being insterted into a vien
6. Being injected with a substance (such as a vaccine)
7. In or being inserted into a muscle
8. Under the layer of skin
Explanation: Hope this helps :)
