4. 摇摆舞swing dance 5. 垃圾食品 junk food 6. 多少 how many 7. 例如;像……这样 such as 8. 少于 less than 9. 百分之十五 fifteen percent 10. 上网 go online 11. 对……有好处 be good for 12. 多余 more than 13. 看电视 watch TV 14. 许多好习惯 a lot of go...