Supplementary-Section 3-Task B Watch the video again and fi ll in the blanks with the words you hear. 1. Immunization for babies can be (1) , especially because many vaccines require several doses known as (2) . 2. Asking your pediatrician for a (3) schedule is an important fi rst step. 3. Immunizations help your body to develop (4) to certain diseases. 4. Most people don’t realize that this protection is only (5) and does not protect you from all diseases. 5. It is also (6) in four-dose series. 6. After receiving a vaccine, your child could begin to run a (7) , or experience (8) or redness in the area where the shot was given.