Unit 1 1. how often 2. exercise ;v.& n 3. skateboard ;v4. hardly ;adv5. ever ;adv6. shop v7. once adv8. twice ;adv9. time ;n10. surf ; ()v11. Internet ;n12. program ();()n.13. high school ();()14. result ;n15. active ;adj.16. for ; ;prep17. as for ;18. about ;adv19. junk ;n20. junk food 21. milk n22. coffee n23. chip ()n.24. cola n25. chocolate n26. drink ;v.27. health ;n28. how many 29. interviewer