Unit 1 How do you exercise?,Section B Period 2(3aSelf Check),healthy or unhealthy,healthy or unhealthy,healthy or unhealthy,Read part of Katrinas letter to a pen pal and answer the questions.,3a,How often does she exercise? How often does she drink milk? Why does she only eat junk food once a week? 4. Do you think she has a healthy lifestyle? Why or why not? Is her lifestyle the same as yours or different? What are the difference?,How often does she exercise?,She exercises every day.,She drinks