初二上英语NIT2-知识点.doc

人教版八年级上册英语知识点 Unit 2.How often do you exercise? 一.、重点短语归纳： 1.go to the movies =go to the cinema去看电影 6.keep healthy康 keep +形容词，“表保持某种状态” 9.take more exercise 做更多的运动 10.be the same as 与什么相同 12.be different from 不同 13.once a month一月一次 twice a week一周两次. three times a week一周三次 14.make a difference to 对什么有影响 如：As teachers, you must believe that you can make a difference to the lives of your students.身为教师，你们必须坚信你们能够影响学生的一生。 15.how often 多久一次，问动作发生的频率 how many times 多少次 ，用来提问做某事的次数 16.although=though虽然 不能与but连用 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 housework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 31.of course=certainly=sure当然 33.some advice 一些建议 some advice 中的 advice 是不可数名词 take one’s advice 采纳或听从某人的建议 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= almost not几乎不 37.keep/be in good health保持健康 40.play soccer踢足球 41.every day每天 45.all students 所有的学生 most students 大多数学生 some students 一些学生 55.on weekends在周末 56.ask sb. about sth.就某事询问某人 57.by doing sth.通过做某事 58.go online去上网 59.the answer to the question问题的答案 60.stay up late熬夜 61.the best way to do sth.做某事的最好方式 62.at least twice a week一周至少2次 63.such as 比如；诸如 64.less than少于《----》more than多于 68.in one’s free time在某人的业余时间 69.help with housework帮忙做家务 70.old habits die hard积习难改 71.play tennis打网球 72.have dance and piano lessons上舞蹈课和钢琴课 73.go shopping=do some shopping购物 74.spend time with sb.和某人一起度过时光 75.spend time/money on sth.在某方面花费时间或金钱 76.spend time/money (in) doing sth.花费时间或金钱做某事 77.sometimes=at times有时 78.help with housework帮助做家务 二、重点句子： 1.How often do you exercise? 你（你们）多久锻炼一次身体？ 解析：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?, 2.want to do sth