Unit5单元知识点(下）牛津译林版英语八年级下册.docx

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1、初二8下第五单元知识点(下)1 . He explained things and give us useful information.explains解释，后面接名词、代词或者从句等。固定结构:explain sth.to sb.向某人解释某事，不能用explain sb. sth.explain +疑问词+to do sth.解释做某事;explain +从句解释e.g. I dont understand this.Please explain it.He explained his plan to us in detail.Can you explain why to do it l

2、ike that?训练1：2 ) Mr Brown has(解释)to us how to do it in detail.2)他解释说他从来没读过这本书。(翻译expn that)3 .Keep us safe from dangere.g. Sunglasses keep us from the sun.keep sb. from doing sth.阻止某人做某事。其中from不能省略，相当于stop/prevent sb. from doing sth.e.g.l hope I am not keeping you from your work.我希望我没有妨碍你的工作。We shou

3、ld stop/prevent/keep hunters from hunting wild animals.keep sb. doing sth.使某人一直做某事。Dont keep me doing my homework all day long.训练2：没有什么能阻止我们实现梦想。(keep.from.)4 .Warn us not to do something.warn v.警告，告诫，可以接代词、名词和that从句作宾语。warning n.警告；告诫warn的常见用法:warn sb. of/about sth.警告某人某事warn sb.(not) to do sth.警告某

4、人(不要)做某事warn sb. that.警告某人e.g.l tried to warn him about it,but he wouldnt listen.The policeman warned that if the boy did that again,he would punish him.Doctors often warn us not to eat too many sweets.训练工1. The policeman warned the man after drinking.A. not to drive B.to drive C.driving D.not drive

5、5 .everybody will be lucky and successful sometime in their life.每个人在他们一生中的某个时候都会是幸运的或成功的。sometime adv.某时，指在过去或者将来的某一时间或者某一个尚未确定的时间点。We will meet again sometime next week.口诀:相聚某一刻(sometime) 分开一段时。(sometime)“有时”是 sometimes，“几次就是 some times.注意点：sometime副词，含义：在某时，指过去或者将来的某个时间，用when提问。sometime副词短语，名词短语,

6、意思是“一段时间”,用how long提问。sometimes频度副词“有时”，常用来描述事情发生的频率，用howoften提问。some times名词短语，“几次，其中time是名词，意识是“次，回，用how many times 提问。e.g.lt takes quite some time.这要花相当长的一段时间。Tom sometimes visits his grandparents.I have been to Shanghai some times.训练4.She always spends on her English every day.A. sometimeB.some

7、timeC.sometimesD.some timesHe said he would come to see us the next afternoon（第二天下午）.B. sometimeB.some timeC.sometimesD.some times5. risk losing everything all at one time.冒着一次性失去一切的危险。riskv.冒险做 后面加名词、代词、动名词，但是不能加动词不定式。固定结构：risk doing sth.冒险做某事risk ones life to do sth.冒着生命危险做某事。Dont risk your health

8、.不要拿你的健康冒险。They will risk their life to save the poor man.risk名词：危险；风险Is there any risk in the plan?计划里面有风险吗?训练5.Not having breakfast could raise your of heart disease by 87%,according to a new study.6. Practice makes perfect.孰能生巧。practices练习；训练；实践，既可以作可数名词，又可以作不可数名词。e.g.Basic practice is useful for

9、 learning English.Knowledge comes form practice.在没事英语中，practice还可以作动词，表示练习，后面加名词、代词或者动名词作宾语You will never learn to swim if you dont practice.在英式英语中，动词practise,名词practice;在美式英语中动词名词都是practice.English says英国谚语Each dog has its day.（人人皆有得意日）Practice makes perfect.（孰能生巧）The grass is always greener on the

10、 other side.（这山望着那山高）Many hands make light work.（人多力量大）A friend in need is a friend indeed.患难见真情。Burn the candle at both ends.过分消耗精力。训练6.These boys are practising Chinese.7. The purpose of the talk is to teach students rules for eating.the purpose of的目的do sth. for .purposes 做某事是为了（purpose 复数）What wa

11、s the purpose of his visit?He learns English for business purposes.训练7.The of the meeting is to help teachers and parents achieve better communication.8. Above all,when you are sitting at the table,you should not start eating until everyone isready.above all,首要的是，常位于句子的开头或者句子中间，作为插入语，起强调作用。Above all

12、,we should keep getting up early.Above all,keep in touch, in all总计，合计 at all根本；丝毫 after all毕竟；终究 first of all 首先 训练8You should go to see him since he is so seriously ill.,he is your cousin.A. In all B.at all C.Above all D.After all作文常用短语和句型积累1 .常用短语good manners良好的礼仪 around the world全世界follow ones ad

13、vice遵守某人的建议 invite sb. to do sth.邀请某人做某事on the table在桌子上try not to do sth.尽力不要去做某 事pay for sb.为某人付钱feel comfortable感到舒服2 .常用短语.is/are going to hold a talk on.The purpose of the talk is to teach.about.It will take place.In./people should/shouldn/t.When you,you should.You should not.Its polite/impolit

14、e to.Always remember to.范文：Around the world, people have different ideas about good table manners.lF you visit a Chinese friends home,you should follow my advice.In China,when you begin to eat,you should wait until the host invites you to do so.Besides,Chinese people like to eat together and usually

15、 share the same dishes.You eat with chopsticks and you shouldn/t wave them when you aren/t eating.You shouldn/t talk when you are eating.When you take food from one dish on the table,you should try not to be too noisy.People in America usually go Dutch when they go to the restaurants to eat with the

16、ir friends.But in China) one person usually pays for everyone.And in China,one person usually pays for everyone.And in Chinajt/s OK to be noisy in a restaura nt. If the restaurant isnt noisy,people may think its not very good.When you pay the check,you dont have to leave any money for a waiter.Remember all the above,and you will feel more comfortable and make your friend happy.