Unit2重点词汇变形、短语及习题2022-2023学年 人教版英语八年级上册

Unit 2 How often do you exercise? 【单词】 housework n家务劳动; hard adj困难的；硬的;adv努力地；猛烈地 hardly adv几乎不;once adv一次;twice n两次; three times三次;program n节目; full adj满的；饱的;v变形fill;意思填满；装满; swing n摆动；秋千;v摇动;—过去式swung; maybe adv或许；可能; may be 也许；可能 at least至少;at most最多; health n健康;healthy adj健康的 result n结果；v导致;result in导致;result from由...引起; as a result结果是; percent n百分之...;online adj/adv在线的; although/though conj虽然；尽管. through prep通过；mind n头脑;心智; such adj这样的;such as例如; die v死亡;dead adj死亡的;dying adj奄奄一息;n变形death; die of死于;die from死于; write v写;n变形writer;dentist n牙医;however adv然而 than conj比;more than多于;less than少于; almost adv差不多;none pron没有一个;no one 没人; point n得分；点;v指向. 【短语】 在周末on/at weekends;on/at the weekend; 一周两次twice a week; 熬夜stay up late;摇摆舞swing dance;怎么会how come; 去看电影go to the movies;几乎从不hardly ever;垃圾食品junk food. 帮忙做家务help with housework;去购物go shopping;使用互联网use the internet 读英文书籍read English book;最喜欢的节目favourite program; 照顾take care of=look after;健康的生活方式healthy lifestyle; 饮食习惯eating habits;做更多的运动take more exercise; 对...有作用/影响make a difference to;取得好成绩get good grades; 去度假take vacation/go on vacation. 上钢琴课have piano lessons;喝牛奶drink milk;睡觉go to bed; 吃健康的早餐eat/have healthy breakfast;在空闲的时间in the free time; 询问某人关于某事ask sb about sth;对健康有好处be good for health; 画画draw pictures;上网go online;去露营go camping; 看牙医go to/see the dentist;玩电脑游戏play computer games ;做运动play sports. 例如such as/for example;百分之...学生percent of...; 问题的答案the answer to the question;想让某人做某事want sb to do sth; 做某事的最好方法the best way to...旧习难改old habits die hard. 【语法】 倍数表达:once/twice/three times/four times... How often多久一次;eg:How often do you exercise? How long多长时间;eg:How long do you live here? How soon多久以后;eg:How soon will you come? How many多少;eg:How many apples do you have? How much多少;eg:How much milk do you want? How much多少钱eg:How much are these apples? may be 和maybe 差别：may be 情态动词“可能、或许”maybe 副词，用于句首，不做句子主要成分 eg:He may be sad. eg:May be he is sad. percent 用法： 15 percent of students take some exercise. 15 percent of milk is