新人教版八年级英语上册Unit2知识点复习汇总A部分1.几乎从不hardly ever 2．摇摆舞swing dance 3．至少；不少于at least4．多久一次how often 5．在周末on weekends=on the weekend5．每周一次once a week 7．每月两次twice a month8.每年三次three times a year9．去看电影go to the movies 10．使用互联网use the Internet10．打网球play tennis 12．早睡觉go to bed early13．进行体育运动play sports 14．熬夜；睡得很晚stay up late14．帮助做家务help with housework15．上舞蹈课和钢琴课have dance and piano lesson s16．多久一次how often17．去购物go shopping 注shop也可以做动词翻译为“购物”EX:She always shops 她总是购物18．不得不have to+动词原形we have to do our homework.19．....怎么样？what about=how about+doing例如：？去打篮球怎么样20．具体到某一天用on 例如：on Tuesday 在周二21．打网球play tennis 21.做运动：do sports=play sports22．result 结果可数名词Here are the results以下是结果23．health 名词健康healthy形容词健康的24．What kind of ....种类？25．free空闲的，自由的，免费的free的反义词是full例子：free time空闲时间free time activities自由活动full满的，忙的，充满的be full of 充\装满了.. 例:The bottle is full of water这个瓶子装满了水。
26．How come?怎么会？为什么？27．want （sb）to do sth 想要（某人）做某事28．have\has to +动词原形不得不做某事29．health 名词健康my health 我的健康healthy形容词健康的healthy food 健康的食物keep healthy 保持健康30．good habits好习惯habit 可数名词习惯31．the other 另一个通常和one连用，例：one….the other…一个…另一个….例:She has two sons.One is a teacher,the other is a nurse.她有两个儿子，一个是老师，另一个是护士31.help (sb)with housework帮助（某人）做家务help sb (to)do sth帮助某人做某事help with sth在某方面帮助某人EX:I always help my mother with housework我总是帮妈妈做家务32.exercise作v.动词时，意为“锻炼、运动”She usually exercises after dinner晚饭后她经常锻炼作n.名词时，可数名词意为“练习，操练” math exercises数学练习do morning exercises做早操B部分1．垃圾食品junk food coffee咖啡（液体不可数）housework家务活不可数2．对……有好处be good for 3.擅长什么be good at +doing4.想要某人做某事want sb. to do sth.5.Ask sb to do sth 要求/请求某人去做某事He asks me to help her6.Ask sb about sth 关于某事询问某人7.Be about关于例句：This book is about Luxun.这本书是关于鲁迅的8.fifteen percent 百分之十五Not ....at all 一点也不Free time activities 业余活动result结果可数名词复数加s9.way+to do ....的方式做某事的最好方式the best way to do sth.例：It is a good way to relax. 这是放松的一个好的方式10.the most popular最受欢迎的11.例如,像……这样such as+doingI like sports,such as playing basketball,swimming,running.12.by+doing通过....方式例：I learn English by listening,speaking,reading and writing我通过听说读写学习英语13.上网go online 去野营go camping14.一点儿也不not...at all not加在be动词，情态动词和助动词的后面例：I don’t like English at all.我一点也不喜欢英语She is not happy at all.他一点也不开心。
15．每周四到六次four to six times a week16．问题的答案the answer to the question17.It is +形容词+(for sb)+to do sth例：It’s easy for me to learn English.It’s healthy for mind and body.It’s good to relax.18.I spent 20 minutes reading this book （跟动词时）I spent 20 minutes on this book （跟名词时）I spent 20 minutes with my family. （跟人时）19.together“一起” 副词修饰动词eat together play together20．一个十六岁的高中生a 16-year-old high school student21.多于more than 少于less than 去看牙医go to the dentist22．在某人的业余时间in one's free time23、teeth cleaning牙齿清洁24.watch TV for over 2 hours看两个多小时的电视=watch TV for more than 2 hours.Over+数字=more than +数字“超过，多于” for和短时间连用28、percent百分之…. 没有复数形式twenty percent of student 百分之二十的学生fifteen percent of teachers 百分之十五的学生EX：Twenty percent of students are girls 百分之二十的学生是女生Ten percent of water is dirty. 百分之十的水是脏的29.本单元重点句型宾语从句：sb + think/tell/say/find/know+that 从句重点句子1、---What do you usually do on weekends ---I always exercise2、---What do they do on weekends. ---They often help with housework.3、----What does she do on weekends. ---She sometimes goes shopping.4、---How often do you go to the movies? --- I go to the movies maybe once a month.5、---How often does he watch TV? ---He hardly ever watches TV.6、---Do you go shopping? ---No, I never go shopping.7、---How many hours do you sleep every night? —Nine hours.8、We found that+完整的句子我们发现…….9、Sb be surprised that+完整的句子令某人感觉惊讶的是…10、We all know that+完整的句子众所周知….11、It’s +adj.形容词(for sb) to do sth做某事（对某人来说）是...12、The best way to do sth is...做某事最好的方法\方式是...13、Old habits die hard旧习难改频度副词：表示某一动作或状态出现的频率。
1、表示频度的副词有(按照频率依次递减的顺序)：always,usually, often, sometimes,hardly ever, never,它们一般用在实义动词之前，be动词、助动词或情态动词之后。
EX：He hardly ever exercises2、表示具体的频率、次数时用”once”表示一次, ”twice”表示两次，三次或三次以上用“基数词+times”来表示，通常放到句尾. 如：once a week、twice a day、five times a month、one to three times a week、two or four times a day、every day、every week等等。
EX: I watch TV twice a week. She watches TV every day.3、对频度副词进行提问通常用How often....? ---How often does she exercise?----Never注意：表示频率的句子通常用一般现在时态。
为了起强调作用，有时候sometimes可放句首EX：I sometimes watch TV=Sometimes I watch TV.单元写作【单元写作目标】本单元以“学习和生活习惯”为话题，围绕这一话题谈论从事某项活动的频度和时间，进而描述学生的学习、生活方式、饮食习惯、课外活动等。
这就要求学生正确使用频度副词(如always，usually，often，sometimes，hardly ever，never 等)及次数(如once，twice，three times 等)的表达方式。