八年级英语上册各单元知识点最全.docVIP

八年级英语上册 第一单元复习 I. 应掌握的词组： 1. go to the movies 去看电影 2. look after=take care of 照顾 3. surf the internet 上网 4. healthy lifestyle 健康的生活方式 5. go skate boarding 去划板 6. keep healthy=stay healthy 保持健康 7. exercise=take (much) exercise =do sports锻炼 8. eating habits 饮食习惯 9. take more exercise 做更多的运动 10. the same as 与什么相同 11. once a month一月一次 12. be different from 不同 13. twice a week一周两次 14. make a difference to 对什么有影响 15. how often 多久一次 16. although=though虽然 17. most of the students=most students 大多数学生 18. shop=go shopping =do some shopping 购物 19. as for至于 20. activity survey活动调查 21. do homework做家庭作业 22. do house work做家务事 23. eat less meat吃更少的肉 24. junk food垃圾食物 25. be good for 对什么有益 26. be bad for对什么有害 27. want to do sth 想做某事 28. want sb to do sth想某人做某事 29. try to do sth 尽量做某事 30. come home from school放学回家 31. of course=certainly=sure当然 32. get good grades取得好成绩 33. some advice 34. help sb to do sth帮助某人做某事 =help sb with sth 35. a lot of vegetables =many vegetables许多蔬菜 36. hardly=not nearly / almost not几乎不 37. keep/be in good health保持健康 II. 应掌握的句子： How often do you exercise? 你（你们）多久锻炼一次身体？ How often + 助动词do(does或did) + 主语 + do sth.? 疑问词how often是问频率(多久一次),（在这里助动词do(does或did) 是起帮助构成疑问的作用）与一般现在时或一般过去时连用，回答一般是用表示频率的副词，如：once, twice, three times…, sometimes, often, quite, often, never, every day, once a week , twice a month , three times a month , three or four times a month 等。 翻译：“你们多久到工厂去一次？”“每星期两次。” (“How often do you go to the factory?” “Twice a week. ”) “他们多长时间举办一次舞会？”“通常每两周举办一次。” (“How often do they have a dancing party?” “Usually, once every other week.”) “他多久去购一次物？”“一个月一次。” (“How often does he go shopping?” “He goes shopping once a month.”) 2. “What do you usually do on weekends?” “ I usually play soccer.” “周末你通常做什么？”“我通常踢足球。” 第一个do为助动词, 在这起帮助构成疑问的作用；而第二个do则是实义动词。 翻