八年级上册英语笔记

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1、Unit1 How often do you exercise?Section ALange Goal: Talk about how often you do thing .标题释义:知识点 1. how often 的用法:1) how often 是 “多久一次”的意思,常用频率副词(always, usually, often, sometimes, hardly ever, never), once a week , two or three times a month ,every day等词来回答。如果对这些词划线部分提问,则用how often.2) how often 的同义

2、词组是how many times (多少次),所以问句的同义句句是:How many times do you exercise ?3) 但是how many times 与how often 的区别是how many times 通常只用 once, twice, three times 等来回答。eg. How often does she go to the movies ?- Twice a month How many times do you watch TV every week ? - Three times.4) 补充: how long 是“多长时间”的意思,回答常用 “

3、for”或”since ”引导的时间状语。Eg. How long have you been in America ?“他在美国多久了” - For two years .“两年了”how soon 是“还要多久才”的意思,一般用将来时态,回答用“in ”引导的时间状语。eg . How sooon will he be back ? “他多久回来“ - He will be back in an hours . “他一小时后回来” how much 也意为“多少”,但后面跟不可数名词,也对数量提问;同时还可用来询问价格“多少钱”的意思。 eg . How much water do you

4、 want ? “你想要多少水?” -Two bottles . “两瓶”。 结构: How much + 不可数名词 + 一般疑问句?意思为“多少”How much is a piece of bread ? “一片面包多少钱? -Three yuan . “三元” 结构: How much + 一般疑问句 ?意思为“多少钱” 注意:bread 面包是不可数名词,前面不能用a, 只能用 a + 数量词+of + 不可数名词来表示How many books do you have ? “你有多少本书? - Three books. “ 3本书。” 结构: How many + 名词复数 +

5、一般疑问句?意思为“多少”知识点2 . do的用法1) 问句中的do 是助动词,帮助构成一般疑问句,没有汉语意思,我们学过的助动词有(do ,does ,did, dont , doesnt ,didnt ). 2) 助动词的用法: 助动词后面必须有行为动词,而且这个行为动词必须用原形,如标题do后面的行为动词是exercise ,而且exercise 是动词原形。 助动词很显然在句子中只是起到帮助作用,帮助句子构成一般疑问句或构成否定句。在句子中如果有be动词(am,is are)或情态动词(can能,会,可以。may 可以, should 应该,must 必须,will 将要)把句子变成否

6、定句则直接在be 动词或情态动词后面加上not ,有some 换成any 就可以了。变成一般疑问句,则直接将be 动词或情态动词提到句首,第一人陈和第二人称互换就可以了,但如果句子中没有be 动词或情态动词怎么变成否定句和一般疑问句呢?那就请助动词帮忙,变成否定句在行为动词前面加dont或doesnt,变成一般疑问句则直接在句首加Do或Does。 eg . She is a studend . She is not a student Is she a student ? He can play football. He can not play football. Can he play f

7、ootball? They go to the movies every day . They dont go to the movies every day . Do they go to the movies every day? He goes to the movies every day . He doesnt go to the movies every day . Does he go to the movies every day? 3) do ,does ,did, dont,doesnt, didnt除了可以作助动词外还可以作行为动词,意思是“做”,eg . do home

8、work , does homework, did homework “做作业”, do sports “做运动“ eg. She does homework every day. 这里的does是行为动词“做” She doesnt do homework every day . Does she do homework every day ?知识点3 . exercisede 用法1. v. 动词 锻炼,运动= do sports = play sports 2. n . “锻炼,运动” 是不可数名词,不能+s, 词组: take exercise = get exercise (锻炼)n

9、 . “练习,体操 ” 是可数名词,复数+s 即:exercises 词组: math exercises (数学练习题) do morning exercises (做早操) do eye exercises (做眼保健操)看图片写单词a. shop (购物) v . b. read (看书) v. c. exercise (锻炼)v.d. watch TV (看电视) v. e. skateboard (踩滑板)v.释义:1. )shop (v动词)=go shopping = do some shopping (购物,买东西) shop (n名词) 商店= store 2. )read

10、= read a book = read books (读书,看书),reading“阅读”3. )skateboard= go skateboarding (踩滑板)本页重点句型: What do you usually do on weekends ? (在周末你通常做什么?) I often go to the movies .(我经常去看电影)。知识点1: 句子中第一个do 是助动词, 第二个do 是行为动词“做“知识点2: usually是频率副词“通常“的意思,usually既可以放在句子开头还可以放在句子中间。知识点3: on weekends “在周末”的意思,weekends

11、 是weekend的复数形式,表示泛指的周末,而不是特指的周末。这里要用介词on , 也可用介词at ,美国人习惯用on weekends ,但英国人习惯用at weekends . 而要表示这个周末” 则一定不要加 介词on,如:this weekend .weekend周末)= Saturday(周六) + Sunday (周日)weekday “平日,工作日,上班日”= Monday(周一)+ Tuesday (周二)+Wenesday(周三) +Thursday (周四)+ Ftiday (周五)在平日也要用on ,即 on weekday week (周)= weekend(周末)

12、+ weekday (工作日)知识点4: 表示时间的介词on, in与at的区别1)on 用于日,周几或特定的某个上午,下午,晚上或几月几日。 eg . on Sunday(在周日) , on January 1st (在一月一日)on the morning of last Sunday (在周日的上午)2)in 用于一天中的早,午,晚,周,季节,年,世纪 eg . in the monning (在上午), in the afternoon ( 在下午), in the evenning (在晚上) in a week (一周中),in January (在一月), in spring (

13、在春天)3)at 用于点钟,黎明,中午,黄昏,半夜。 eg. at six (六点钟) , at noon (在中午,一般是12点) at night (在半夜,一般是晚上睡觉时), at dawn (在黎明)知识点5. go to the movies (去看电影) go to the movies = go to the cinema / s i n i m /(电影院) =go to see a film / f i l m/(电影)1a . Look at the picture. Make a list of the d ifferent weekend activities.(看图。将不同的周末活动列成表)1. skateboarding 2. watching TV3. shopping 4. reading 5. exercising 知识点1 . 复习v+ing 规律 1. 一般情况下直接在动词后面+ing 2. 在重读开音节单词中,去掉不发音的e,再+i

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