1. how often 多久一次2. exercise 鍛煉;運動v.& n 練習(xí) e.g.exercise book3. skateboard 踩滑板;參加滑板運動v4. hardly 幾乎不;幾乎沒有adve.g.I can hardly keep my eyes open.I could hardly believe.5. ever 曾;曾經(jīng)adve.g.yours ever 你永遠的朋友Have you ever been to Beijing?6. shop 購物v 商店n.e.g.go shopping;shopping list7. once 一次adv8. twice 兩次;兩倍adv9. time 次;次數(shù)n10. surf 在沖浪; 在激浪上駕(船)v11. Internet 網(wǎng)絡(luò);互聯(lián)網(wǎng)n12. program (戲劇、廣播、電視等的)節(jié)目、表演;(電腦)程序n.13. high school (美)高中;(英)完全中學(xué)14. result 結(jié)果;成果n15. active 活躍的;積極的adj.e.g.That child has a very active imagination.16. for 對于; 關(guān)于;在方面;就而言prep17. as for 至于;關(guān)于18. about 大約;幾乎adve.g.I wait you about 1 hour.19. junk 廢棄的舊物;破爛物n20. junk food 垃圾食品21. milk 牛奶ne.g.a bottlebox of milk milk shake milk tooththe milk of human kindness 人的善良本性22. coffee 咖啡na jarcup of coffee23. chip (食物等的)薄片n.24. cola 可樂na glasscanbottle of cola25. chocolate 巧克力nmilk chocolate 26. drink 喝;飲v.Lets go for a drink.In hot weather,you should drink plenty of water.27. health 健康;健康狀況n28. how many 多少29. interviewer 采訪者n. interviewee 被采訪者n. interview 面試，采訪n&v30. habit 習(xí)慣;習(xí)性neatingdiet habit 31. try 試圖;設(shè)法;努力v.try to do sthtry dong sth32. of course 當(dāng)然;自然 sure; certainly33. look after 照顧;照看 take care of34. lifestyle 生活方式n.35. grade 分?jǐn)?shù);成績 n36. better (good和well的比較級)更好的(地);(健康狀況)好轉(zhuǎn)的adj. & adv37. same 同樣的;相同的adj.38. as 像(一樣) prepthe same as 39. different 差異的;不同的adj. same40. difference 不同;差異;區(qū)別n same difference 差不多41. unhealthy 不健康的;不益于健康的adj. an unhealthy lifestyle42. yuck呸;啐(表示反感、厭惡等)interj43. maybe 或許;大概adv.44. although (=though)雖然;即使;縱然conj.45. for (表示時間、距離、數(shù)量)達;計prep46. grandpa爺爺;外公n.47. a lot of大量;許多48. keep 保持;使保持某種狀態(tài)v. keep healthyKeep off the