2022年人教版英语八年级上第单元知识点 .pdf

《2022年人教版英语八年级上第单元知识点 .pdf》由会员分享，可在线阅读，更多相关《2022年人教版英语八年级上第单元知识点 .pdf（7页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、名师推荐精心整理学习必备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2.look after=take care of 照顾3.healthy lifestyle 健康的生活方式5.go skateboarding 去滑滑板 go shopping 去购物 go swimming 去游泳 go boating 去划船 go fishing 去钓鱼6.keep healthy=stay healthy=keep in good health保持健康keep+

2、形容词，“表保持某种状态”7.exercise=take/do exercise=do/play sports锻炼take more exercise 多做运动10.be the same as 与-相同 be different from 与-不同11.once a month一月一次twice a week一周两次.once or twice a week 一周一两次three times a week一周三次four times a week 一周四次three or four times a week 一周三四次12 make a difference to 对什么有影响如：As te

3、achers,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。如：A false step will make a great difference to my future.错走一步对我的前程来说会产生很大影响。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 and more vegetables 少吃肉多吃蔬菜24.junk fo

4、od垃圾食物25.be good for 对什么有益 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e home from school/work 放学/下班回家31.of course=certainly=sure当然,当然可以32.get good grades取得好成绩33.some advice 一些建议 advice 是不可数名词 a piece of advice 一则建议 give advice 提出建议take one s advice 采纳或听从某人的建议34.help sb（to）do sth帮

5、助某人做某事=help sb with sth 38.your favorite program你最喜欢的节目39.Animal World 动物世界名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 7 页 -名师推荐精心整理学习必备41.every day每天45.all students 所有的学生46.most students 大多数学生47.some students 一些学生48.no students 没有学生49.the result of a survey 调查结果51.improve your English 提高你的英语52.drink milk 喝牛奶53.

6、pretty healthy 相当健康 pretty，adv.相当，非常=rather=very=quite 非常，相当My eating habits are pretty good.我的饮食习惯相当好。54.kind of=a little有点I think Im kind of unhealthy.我想我有点不健康。55.on weekends 在周末 on weekdays 在平日，在工作日，在学习日56.ask sb.about sth.就某事询问某人57.go online去上网 surf/use the Internet上网58.the answer to the questio

7、n问题的答案59.the best way to do sth.做某事的最好方式60.at least/at most twice a week一周至少/最多 2 次61.such as 例如62.less than少于 more than多于 The old man is more than eighty years old.这位老人八十多岁了。63.swing dance摇摆舞64.go to bed early早点睡觉 stay up(late)熬夜65.in one s free time在某人的业余时间66.help with housework帮忙做家务67.old habits

8、die hard 旧习难改68.play tennis/basketball/volleyball打网球/篮球/排球 play soccer/football 踢足球69.have dance and piano lessons上舞蹈课和钢琴课70.go shopping=do some shopping购物71.spend time with sb.和某人一起度过时光72.sometimes=at times有时二、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)+主语+do sth.?疑问词 h

9、ow often 是问频率(多久一次),一般与一般现在时连用，回答一般是用表示频率的副词，如：always,usually,often,sometimes,hardly ever,never,every day,once a week,twice a month,three times a month,three or four times a month等。Eg1)How often do you go to the factory?Twice a week.你们多久到工厂去一次？每星期两次。Eg2)How often does he go shopping?He goes shopping

10、 once a month.（每月一次）2.“What do you usually do on weekends?”名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页，共 7 页 -名师推荐精心整理学习必备“I usually play soccer.”“周末你通常做什么？”“我通常踢足球。”解析：第一个 do 为助动词,而第二个 do 则是实义动词。Eg1)I often go to the movies.（对划线部分提问）？3.What s your favorite program?=What program do you like best?“It s Animal World

11、.”“你最喜欢什么节目？”“动物世界。”4.As for homework,most students do homework every day.解析：as for.意思是“至于；关于”，常用于句首作状语，其后跟名词、代词或动词的-ing 形式（即动名词）。As for the story，youd better not believe it.关于那故事，你最好不要相信。had better(not)do sth最好（不）干某事 you d=you had As for the man,I know nothing about him.至于那个人，我什么都不知道。5.Mom wants me

12、 to get up at 6:00 and play ping-pong with her.解析：want to do sth.意思是“想要做某事”；want sb.to do sth.意思是“想要某人做某事”。如：Eg1)Do you want to go to the movies with me？你想和我一起去看电影吗？Eg2)He wants me to help him with his English.他想让我帮助他学习英语。注意：有很多动词后面用这种结构做动词的复合宾语，如：ask sb.to do sth.叫某人做某事tell sb.to do sth.告诉某人去做某事hel

13、p sb.(to)do sth.帮助某人做某事6.She says its good for my health.解析：be good for.表示“对有益（有好处）”；其反义为：be bad for.。（这里 for 是介词，后跟名词、代词或动名词）如：Eg1)Its good for us to do more reading.多读书对我们有好处。Eg2)Reading in bed is bad for your eyes.在床上读书对你的眼睛有害。10.I try to eat a lot of vegetables,usually ten to eleven times a week

14、.解析：try to do sth.表示“尽力/努力做某事”try doing sth.表示“（用某一办法）试着去做某事”。try one s best to do sth 尽某人最大力量做某事如:You d better try doing the experiment in another way.你最好试试用另一种方法做这个试验。We should try our best to learn English well.我们应该尽最大力量学好英语。11.My healthy lifestyle helps me get good grades.解析：help sb.(to)do sth.帮

15、助某人做某事12.Good food and exercise help me to study better.解析：这里 better是 well 的比较级13.Is her lifestyle the same as yours or different?解析：be the same as /be different from 14.What sports do you play?你做什么运动？15.A lot of vegetables help you to keep in good health.解析：keep in good health=keep healthy=stay hea

16、lthy 保持健康17.That sounds interesting.解析：这是“主语+系动词+表语”结构的简单句。名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页，共 7 页 -名师推荐精心整理学习必备sound（听起来），look（看起来），smell（闻起来），taste（尝起来），feel（觉得，摸起来），seem（好象）,grow（变得）,get（变得）等词在英语中可用作系动词，后跟形容词作表语。如：Eg1)It tastes good.这味道好。Eg2)The music sounds very sweet.这音乐听起来很入耳。Eg3)The smoke grew hea

17、vier and heavier.烟雾变得越来越浓了。Eg3)Now the days get shorter and the nights get longer.现在白天变长了夜晚变短了。18.I think Im kind of unhealthy.我想我有点不健康。解析：kind of=a little a kind of 一种19.Exercise such as playing basketball is fun.像打篮球这样的锻炼是有趣的。such 可作形容词或代词，意为“如此，这样，那样”He is such a clever boy.他是一个如此聪明的男孩。such 作形容词即

18、可修饰可数名词也可修饰不可数名词，结构为：such a/an+形容词+单数可数名词；such+形容词+复数名词或不可数名词。例如：这些是如此有趣的故事。These are such interesting stories.such as意为“例如”“像-这样”，后跟名词或名词短语。作“例如”讲时指列举同类人或事物中的几个例子（至少列举两个）He knows five different languages,such as Chinese and Japanese.20.although=though虽然,尽管，不能与 but 连用，即一句话中用了 although/though就不能再用but

19、.如：Although he is old,he is quite healthy.(He is old,but he is quite healthy.)虽然他年老了但是他很健康。解析：句子中，有although 或 though 就不可再用 but，与之类似的情况：有because 就不能再用 so.今天早晨因为下大雨所以我上班迟到了。I was late for work this morning because it rained hard/heavily.This morning it rained hard/heavily,so I was late for work.21.She

20、 says its good for my health.她说它对我的健康有好处。解析：be good for对有益；其反义词组：be bad for对有害如：Eating vegetables is good for your health.吃蔬菜对你的健康有益。辨析：be good for,be good at,be good with，be good to be good for“对有益”；be good at“擅长于”；be good with“和相处的好”=get on well with sb 如：I m good at playing football.I m good with

21、 my classmates.我和我的同学们相处得很好。be good to sb=be friendly to sb 对某人好/和善如：He is good to his classmates.他对他的同学们很好。22.How come?怎么回事？解析：表示某件事很奇怪，有点想不通。可单独使用，也可引导一个问句，相当于疑问词 why.但 how come开头的特殊疑问句使用的仍是陈述语序。如：How come you didn t tell me about it?=Why didnt you tell me about it?你怎么不早点告诉我这件事名师资料总结-精品资料欢迎下载-名师精心

22、整理-第 4 页，共 7 页 -名师推荐精心整理学习必备23 介词 on in at 用法区别：on 用于指具体某一天，如：on May 1 st 在五月一日 on Fathers Day 在父亲节on Mother s Day 在母亲节 on Teachers Day 在教师节on Women s Day 在妇女节on Childrens Day 在儿童节on Monday 在星期一on Monday morning 在星期一早晨on the morning of last Monday在上个星期一早晨on a cold winter morning在一个寒冷的冬天早晨 in 用在月份、季节

23、，年代，世纪前和in the morning in the afternoon in the evening 等固定短语中。in July 在七月in spring/summer/autumn/winter在春天in 2014 在20XX年in the 20th century在二十世纪23.well,how about Tuesday?哦，那星期二怎么样啊？解析：How about?=What about?，“怎么样”，用来向对方征求意见。如：It s very sunny today,how/what about playing tennis?24.Twenty percent of th

24、e students dont exercise at all.20%的学生根本不锻炼。解析：“not at all”“一点也不；根本不”如：He didn t do his homework at all yesterday.昨天他根本没有做作业。拓展：not at all“不客气”=you are welcome.如：-Thank you very much.-Not at all./You are welcome./Its my/a pleasure.分数的表达及用法：数词+percent+of+名词做主语时，谓语动词的单复数由of后面的名词决定。如：Eighty percent of

25、the students are boys in our class.我们班 80%的学生是男生。如：Fifty percent of his money is lost.他一半的钱丢了。三、词语辨析1.注意 sometimes 与几个形似的词的区别。（1）sometime 是副词，意为“在某个时候”，“某时”例：Will you come again sometime next week?你下周的某个时候还会来吗？（2）some time 是名词词组，意为“一段时间”，做时间状语用例：I will stay here for some time.我将在这呆一段时间。（3）some times

26、 是名词词组，意为“几次，几倍”例：I met him some times in the street last month.上个月我在街上遇到他好几次了。（4）sometimes 是频度副词，意为“有时”=at times 例：He sometimes goes skateboarding on weekends.他有时周末去滑滑板。名师资料总结-精品资料欢迎下载-名师精心整理-第 5 页，共 7 页 -名师推荐精心整理学习必备2.time 意为“时间”时，为不可数名词。意为“次数，倍数”时，为可数名词，例1：What time is it?例2：I go to the movies th

27、ree times a week.注意：1）“次数”的表达方法：一次 once；两次 twice；三次或三次以上用基数词加上times：three times、five times、one hundred times.2）表示“几次”的表达方法是：once a day/a week/a month/a year twice a day/a week/a month/a year 3.same 与 different 解析：1）same指“相同的”，前面通常要有一个定冠词the，经有 this，those 等词例：We are in the same class.我们在同一个班级。结构：be t

28、he same as 与.一样例：His mark is the same as mine.他的分数和我的分数一样。2）different译为“不同的”，其后的可数名词应为复数形式。例：We are in different classes.我们在不同的班级。结构：be different from 与.不同例：This sweater is different from that one.这件毛衣与那一件不同。different的名词形式为 difference,复数形式为 differences。4.hard/hardly 1）hard:hard既可作形容词，也可作副词。adj.困难的 =

29、difficult 反义词是 easy 容易的adj.硬的，反义词是 soft 软的adv.努力，使劲地adv.猛烈地 雨下的大 rain hard/heavily 例 1：Its a hard/difficult question.这是一个难的问题。例 2：The boy studies very hard(adv.).那男孩学习非常努力2）hardly 是频度副词，意为“几乎不”例 1）I can hardly see it.我几乎看不到它。例 2）He hardly goes shopping.他几乎不购物。反意疑问句：It hardly rains here,does it?6.句型“

30、It is+adj.+(for sb)to do sth.和“It is+adj.+(of sb)to do sth.区别1）for sb.常 用 于 表 示 事 物 的 特 征 特 点,表 示 客 观 形 式 的 形 容 词，如easy,hard,difficult,interesting,important,impossible等;如：Its very hard for him to study two languages.对他来说学两门外语是很难的。2）of sb 的句型一般用表示人物的性格，品德，表示主观感情或态度的形容词，如 good,kind,nice,clever,foolish

31、,right。如：Its very nice/kind of you to help me.你来帮助我，你真是太好了。7.across与 through 区别across 为“横穿”，与“道路”交叉形成“十字”，即：从物体表面经过，如：过河、过桥、过马路。而 through 为在立体空间中的“穿过”即：从物体内部经过，如：穿过森林、隧道。名师资料总结-精品资料欢迎下载-名师精心整理-第 6 页，共 7 页 -名师推荐精心整理学习必备如：go through the forest“穿过森林”；go across the street“穿过大街”8.every day与 everyday 区别1）

32、every day 作状语，译为“每一天”。如：We go to school at 7:10 every day.我们每天 7：10 去上学。I decide to read English every day.我决定每天读英语。2）everyday 作定语，译为“日常的”。如：She watches everyday English on TV after dinner.她晚饭后在电视上看日常英语。Whats your everyday activity?你的日常活动是什么？2）all day 整天Don t play computer games all day.不要整天玩电脑游戏。9.mind 名词“头脑，心智”；动词“介意”如：Exercise is healthy for the mind and body.锻炼有益于身心健康。Mind 的固定短语：make up one s mind 下决心change one s mind 改变主意never mind 没关系作动词时构成句型名师资料总结-精品资料欢迎下载-名师精心整理-第 7 页，共 7 页 -