【正文】
Personal Hygiene Infectious disease tends to spread through a family _____ than a wild fire through a forest. Though good hygiene cannot _____ the spread pletely., it may help to ______ it. _______ should be limited as much as possible. If one child has an infectious disease, he should be ______ from the other family members who should be encouraged to use ______ instead of handkerchiefs, and throw them away in a _______ after use. Family members should learn to ____ their mouths and not to cough or _____ on each other. Cups and toothbrushes can’t be __