八学年上册单词讲解.ppt
Unit1 How often do you exercise?,单词讲解篇,Go for it！ Grade 8 Students Book 1,Unit1 How often do you exercise?,话题：talk about how often you do things 谈论你做一些事情的频率 重点单词：exercise, hardly, ever, once, twice, time, Internet, program, result, active, for, about, milk, coffee, chocolate, drink, health, habit, try, grade, better, same, as, different, difference, maybe, although, keep, must, less,重点短语: how often 多久一次 hardly ever几乎不 as for至于，关于 on weekends在周末 go to the movies去看电影 how many多少 high school（美）高中;(英)完全中学 twice a month一月两次 surf the Internet上网 the result of 的结果 junk food垃圾食品 read English books读英语书籍 of course当然 look after照顾，照看 a lot of 大量，许多 want sb. to do sth.想要某人做某事 be good for对有益 try to do sth.尽力做某事 keep in a good health保持健康 eating habits 饮食习惯,交际用语： 1.询问及应答日常活动。 -What do you usually do on weekends? 你周末通常做什么？ -I usually play soccer.我通常踢足球。 2.询问及应答做某事的频率。 -How often does Cheng watch TV? 程多久看一次电视？ -He watches TV twice a week. 你每周看两次电视。 3.询问及应答个人喜好。 -Whats your favorite program?,你最喜欢的节目是什么？ -Its Animal World. 。 重点语法：1.一般现在时态 2.频度副词,一.单词讲解 1.how often “多久一次”，指动作的频率 e.g. -How often do you have an English class? -Every day. 常常表示频率的词有every day, often, always, usually, sometimes, hardly, never. how long “（延续）多长时间”，是对一段时间提问， 通常用for或since引导的时间状语回答。 e.g. -How long have you live in Beijing? -For three years. how many 表示多少(可数名词) e.g.-How many days are there in a week? -Seven days.,how soon“还要多久时间才”,是对从某个基本时 间到将来某个动作结束或发生的这段时间提问，常用 于一般将来时，用in引导的时间状态回答。 -How soon can you finish your homework? -In an hour. 2.exercise: do sports (1）作v.时，“锻炼，运动” e.g. The old man exercises every morning. (2)作C时，意为“做操，练习，体操” do morning exercise; do eye exercise 作U时，意为“锻炼” e.g. We do morning exercise every morning.,3.hardly adv.几乎不，几乎没有 hardly本身表否定，句中不再需要否定词，其位置 放在实义动词之前，be动词、助动词、情态动词之 后。 e.g. I can hardly answer the question. 特别应注意的是hardly的反意疑问句，先否定后肯定 e.g. -He hardly has any money left , does he? -No, he doesnt. 是的，他没有。 -Yes, he does. 不，他有。 4. ever adv. 曾经 e.g. -Have you ever been to Shanghai? -No, never. forever 永远 ever since 自从以后 hardly ever 几乎不,5.once 一次 one /first /once at once 立刻，马上 once upon a time 以前 e.g. I watch TV a week.( one ) 6.twice 两次 two/second/twice e.g. I do morning exercise a week. (two) 7.time C次，次数；U时间（没有复数形式） e.g. I have meals three times a day. I lived in Beijing some time last year. 常见词组：last time 上一次 next time 下一次 8.surf the Internet 网上冲浪 9.TV program 电视节目 10.primary school 小学 junior middle school 初中 high school 高中,once,twice,11.result as a result=because of the result of 的结果 12.active-activity-actively take an active part in积极参加 e.g. The activity is very moving. He does his work actively. 13.drinkdrankdrunk 14.healthhealthy/unhealthyhealthily be in good health keep healthy e.g. Health is very important for people. We should eat healthy food. We should live healthily.,15.how many/how much how many 修饰可数名词，how much修饰不可数名词， 询问钱时，必须用how much. e.g. students are there in your class? fish are there in the lake? did you spend on the book？ 16.interview-interviewer report-reporter 17.habit 习惯 have a habit of doing sth. 有做某事的习惯 out of habit 出于习惯 get into the habit of doing sth. 养成做某事的习惯 get out of a habit 戒除一种习惯 e.g. Habit is a second nature. 习惯成自然。,How many,How many,How much,18.trytried-tried try ones best 尽力做某事 try to do sth. 试图做某事 try doing sth. 尝试做某事 e.g. Although my English is very poor, I dont give it up. I try my best to study it well. I try to improve my English. I always try speaking English well. 19. Of course= certainly 20. look after= take care of 照顾，照看 look over 观察 e.g. Nurse look after patients. Doctors look over patients.,21.better good/well better best 反 22.same different the same as be different from 23. different /difference e.g. This car is from that car. We come from countries. There are some between the twins. 24.maybe=perhaps maybe 常放于句首，也可置于句中 e.g. Maybe we can go there by boat. I think maybe he is right.,different,different,differences,25.although 不能与but连用 e.g. Although its very hot, the old man is still working. 26. a lot of=lots of “很多的，大量的”，修饰可数名词时 相当于many,修饰不可数名词时相当于much. e.g. a lot of/ many books 许多书 a lot of/ much money 许多钱 a lot 做副词时，相当于very much. Thanks a lot/ very much. 非常感谢 27. keep doing / adj. e.g. In order to keep healthy, we should keep doing sports. 28. must 后跟动词原形 e.g. We must keep our classroom clean every day. Must we clean our classroom every day?,Yes, you must./ No, you neednt. 29. littleless-least less than 不及 e.g. We finished doing this job less than two hours.,
