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1、初二下unit3 知识点讲解1.wear vt. wore -worn穿，戴，佩，带着e.g. Which hat are you going to wear today?2.bring/take/carry区别bringbrought -brought 表示将人或物从别处“带到、拿到”说话人所在或将在的位置。take-took-taken 表示将人或物从说话人所在的位置“带离、拿开”，强调由近而远。Carry-carried -carried 不表示动作的方向，一般指随身携带，如“抱、背着”的意思。e.g. Dont forget to bring your book with you to
2、morrow.Dad took us to the museum last Friday.This bag carries easily.3.on time/in time区分on time 按时，准时 in time 及时，不迟e.g. The train arrived on time. Will I be in time to catch the train?4. Im not sure what I need to bring.what意为“所的” ，这时“what”即可指代人（相当于the person/persons that）, 意思是“所的人”， 也可指代物（相当于the th
3、ing/things that ）, 表示“所的事物”。e.g. What we need is more knowledge.(1) what 引导主语从句时，主句谓语动词的单复数取决于what所指代内容是单数还是复数。(2) what引导宾语从句时，其结构相当于一个名词短语。5. 感叹句的两种结构：A.How +adj./adv. +(主语+谓语+其他) ！B.What +a/an +单数可数名词+(主语+谓语+其他) ！What +可数名词复数+(主语+谓语+其他) ！What +不可数名词复数+(主语+谓语+其他) ！e.g. How beautiful Harbin is!=What
4、 a beautiful city Harbin is!6.promise n. v.n. eat /break the promise 食言 make a promise to do keep the promisev. promise sb. to do sth. promise sb. sth.=promise sth. to sb. promise+ that从句promise 还可以表示“预示；给予希望”e.g. He has promise to behave better . You must promise me to have a rest.She promised her
5、brother that she would write to him.Early mist(雾) promises fair weather. 晨雾预示好天气。7.allow v. be allowed to do 被允许allow doing allow sb. to doHe allowed me to go home. They allow smoking.=They are allowed to smoke.8.without (prep.)=with no9.agree v. (1)agree on sth.表示“对取得一致意见”， 指两方或多方就某个问题取得了一致的意见或是达成了
6、某种协议。e.g. Can we agree on a date for the next meeting?(2)agree with sb.的意思是“同意”，“赞成”。后面常接表示“人或意见（看法）”的名词或代词作宾语。涉及意思、想法、分析以及涉及人的时候用agree with。e.g. They might not agree with his opinions.(3) agree to do sth. 表示“同意（答应）做某事”；agree +that 从句，表示 “同意（认为、承认）”。e.g. We agree to leave at once.(4)agree +that从句e.g
7、. We agree that this article is worth reading.10. fun n. U have fun (in) doingIt is fun to do/doing11.enjoy oneself =have a good time=have fun12.plan v. n.planned -plannedplan to do=plan on doing make a plan for sth.13.That sounds good. =It sounds good. =Sounds good.14.时间段+ago(用于一般过去时)in +时间段 (用于一般将
8、来时)10. teach v. taught -taughtteach sb. sth.=teach sth. to sb. teach oneself=learn sth. by oneself teach sb to do sth.15. spend/cost/pay/take/buy区分spend -spent -spent spend time/money on sth. spend (in) doing sth.costcost-cost sth. cost sb. moneypay-paid-paid pay money for sth.buy-bought-bought buy
9、sth. for moneytake -took -taken It takes sb. time/money to do sth.16 talk about/talk to/talk with/talk of区分talk about 是“讨论关于的事情”， 强调讨论的内容。talk to sb. 是“和某人谈话”，侧重单方主动。talk with sb. 指“和某人交谈”，侧重双方互动的交流。 talk of 指“谈及， 说到”。e.g. We can talk about this matter secretly. He stopped to talk to me when he saw
10、me.Id like to talk with you. We often talk of you.17. allow/permit区分allow指“并不反对”或“不加阻止”，侧重“默许”或“听任”，含义较消极。permit较allow正式，含有“积极地、从正面地允许”的意义，带有客观意味。e.g. The nurse allowed him to remain there, though it was not permitted.18.downtown n. 市中心区adj.市中心的 adv. 往市中心区e.g. On his way downtown, Jim visited his au
11、nt. We walk on this famous downtown street.19. Why dont we do sth.?我们为什么不做某事呢？这是一个提建议的句子。Why dont you do sth.?=why not do sth.?注意本句型中do和sb.要么同时省略，要么同时保留。而且省略后why not do sth.中why not后面一定用动词原形do。Why dont they take a bus to school?=Why not take a bus to school?20 I cant meet you then.那时我不能见你。All right
12、then. 那么好吧。这两句中的then意义不同。I cant meet then中then(adv.)意为“那时”=at that time, All right then.中then(adv.)意为“那么”。21.keep (on) doing sth 继续、坚持、重复做某事keep sb/sth doing sth 让一直做某事keep sb from doing sth 阻止某人做某事 =stop/prevent sb (from) doing sthe.g. Im very sorry to keep you waiting. 对不起，让你久等了。e.g. My parents ke
13、ep me from smoking. 我父母不许我吸烟。语法：一般将来时(The Simple Future tense) 定义：一般将来时表示将来某一时刻的动作或状态，或将来某一段时间内经常的动作或状态。构成：一般将来时由助动词 shall（第一人称），will（第二、三人称）+动词原形构成。基本句型：（一）肯定句：I/We shall/will go. You/He/She/They Will go. 否定句：I/We shall/will not go. You/He/She/They Will not go. 疑问句：Shall I/we go? Will you/he/she/th
14、ey go? 简略回答：（肯）Yes,主语 shall/will (否) No,主语 shall/will not 特殊疑问句：一般将来时的特殊疑问句是将疑问词放在句首，后接一般疑问句（就主语提问时，以疑问词who开头的疑问词除外） - Why will you be here on Sunday? -I will have a meeting on Sunday（对特殊疑问句要进行具体回答） will 常简略为 ll，并与主语连写在一起，如：Ill，hell，itll，well，youll，theyll。 一般疑问句如用will you？其简略答语是Yes，I will或 No，I wont
15、；如用 Shall I（较少见）其简略答语是 Yes，I shall或 No， I shall not 进行时表将来，与瞬间动词连用 （二）用be going to结构表示 “be going to动词原形”用来表示近期或事先考虑过的将要发生的动作以及已有迹象表明必将发生某事，意为“打算；就要”。如： 1. Were going to meet outside the school gate. 我们打算在校门口见面。 2. Look! Its going to rain. 瞧！快下雨了。 （三）一般将来时的其他用法一般将来时表示将来某一时刻的动作或状态，其表达形式除了“shall（第一人称），
16、will（第二、三人称）+动词原形构成”外，还有以下几种形式。 (一)“be going to+动词原形”表示即将发生的或最近打算进行的事。例如： It is going to rain. 要下雨了。 We are going to have a meeting today. 今天我们开会。 (二)go， come，start，move，sail，leave，arrive，stay，live, fly,等可用进行时态表示按计划即将发生的动作，例如： Im leaving for Beijing. 我要去北京。 (三)“be to+动词原形”表示按计划要发生的事或征求对方意见。例如： Are w
17、e to go on with this work?我们继续干吗？ The boy is to go to school tomorrow.这个男孩明天要去上学。 (四)“be about to+动词原形”表示即将发生的动作，意为：很快，马上。后面一般不跟时间状语。例如： We are about to leave.我们马上就走。 (五)某些词，如come， go， leave， arrive， start， get， stay ，live, fly等的一般现在时也可表示将来。 The meeting starts at five oclock.会议五点开始。 He gets off at t
18、he next stop.他下一站下车。 时间状语tomorrow, the day after tomorrow, tomorrow morning/afternoon/evening next year/week/month/hour in+段时间 in the future this afternoon/Sunday/eveningfrom now on one day, someday （未来的）某天soon写作指导通过对本单元的学习，我们了解到做任何事都要有计划仿照课文写一篇短文谈一谈下周末的计划。A. 提纲开头简要介绍一下你下周末的计划主体 具体计划内容是什么（告知时间、地点等）1
19、will watch a new film with a friend2will meet at the cinema gate3will meet at ten oclock结尾 1.这就是我下周末的计划。（总结式结尾）2. 你下周末的计划呢？（反问式结尾）B. 锦句1be going to the movies.将要看电影。2hope to arrive on time.希望按时到达。3look forward to 期待4.It sounds like a good idea.听起来是个好主意。5will have a good time/ have fun/ enjoy myself.
20、将玩得很开心。6.This is the plan for这就是的计划。范文MY PLAN FOR NEXT WEEKENDI am going to the movies next weekend. I heard about the new film The Kings Speech(国王的演讲). Its very good. So I am going to see it.I will watch the film with my best friend, Mike. We are going to meet after breakfast at 10:00 a.m. We should be on time, or we will miss the beginning of the film. We are not going to meet in my home. We are going to meet at the cinema gate. We will take popcorn and coke with us because they are Mikes favorite snacks.This is my plan for next weekend. I think I will have fun. I am looking forward to it.