八年级下册英语U7讲解.docx

1、八年级下册英语U7讲解学生学校年级八年级教师曾老师授课日期2015.06.06授课时段课题U7 The unknown world教学重难点和步骤重难点原因状语从句U7词汇教学步骤：1.讲解U7知识点2.演练当堂所学内容3.写课堂练习4.布置课后作业课堂评 价1、学生上次作业评价： 好 较好 一般 差2、 学生本次上课情况评价： 好 较好 一般 差作业布 置教师留 言家长反 馈【教学拓展】一、基础知识1.believe in 相信，信任 2.thousands of 成千上万的3.wake up 醒来 4. keep quiet 保持安静5.because of 因为 6. in fear恐慌

2、的，害怕的7.landing site降落地点 8.as soon as possible 尽快9.agree with 同意，赞成 10. disagree with 不同意11.look out of 12.next to 紧挨着13. run away 逃跑 14. call the police 报警15. at midnight 在半夜 16. no one 没有人17.know about 了解 18. in the future 在将来19. mother ship 母舰 20. talk to 和交谈21.look at 看起来像 22. a piece of paper一张纸

3、23. come from 来自 24. have a good idea 有一个好主意25. on the side of the hill 山的一边 26.write down 写下27. fromto从到 28.talk about谈论二、用法集萃1. be sure to do 确信做某事2. Lets do sth 咱们做某事吧3. refuse to do sth拒绝做某事4. hear sb. doing sth 听见某人正在做某事5.tell sb about sth告诉某人某事6.what to do要做什么7.keep+adj 保持8.try to do sth尽力做某事9

4、. become+adj 变得10.sth happens to sb.某人发生了某事11.asas possible尽可能12.so+助动词/情态动词/连系动词be+主语 也是如此13.tell sb. (not) to do sth告诉某人不要做某事三、重点句子解析1.The two astronauts must get to their mother ship as soon as possible.两位宇航员必须尽快到达母航。as soon as possible:尽快，与asas one can/could同义，意思是：尽可能地，在asas中间要用形容词或副词的原级。例如：Ill

5、be back as soon as possible.我将尽早回来。=Ill be back as soon as I can/could.You should practice it as much as possible.你应该尽可能多的练习它。=You should practice it as much as you can/could.2. Explain why you need these things and why you are agree or disagree with your classmate你向你同学解释一下为什么需要这些东西，为什么赞同或反对explain动

6、词：解释。说明。其名词是explanation。How can you explain that sort of behaviour?你如何解释那种行为呢？agree with sb:同意某人的观点。disagree with sb:不同意某人的观点。【拓展】agree 的其他用法agree to do sth:同意做某事agree on/about 就达成一致意见agree to sth后常接表示提议、办法、计划、安排的时间即学即用：他们同意离开。They_ leave.关于那件事我们意见一致。We _ that thing .我同意这项计划。I _ this plan.3.However,

7、 something strange happened. 然而，一些奇怪的事情发生了。something strange:奇怪的事情。形容词修饰复合不定代词是，形容词要后置。There is something new in todays newspaper.今天的报纸上有新鲜事。We have something important to do today.今天我们有重要的事情要做。、 4.On weekdays, the space Museum is open from nine oclock in the morning to four thirty in the afternoon.

8、在工作日。太空博物馆的开放时间是从上午的9:00到下午的4:30.1 open:形容词，开放的，营业的，反义词是closed。例如：The shop is open during the day.白天商店是营业的。open：形容词，开着的，强调一种打开的状态。All the windows are open.所有的窗户都是开着的。open：动词，打开。open the book:打开课本open the door:打开门fromto:从到We go to school from Monday to Friday.我们从周一到周五上学。5.No one knew what to do.没有人知道

9、要做什么。what to do:做什么，是“疑问词+动词不定式”的结构，在句子中做knew的宾语。有些动词后常用带疑问词的动词不定式作宾语：know, forget, learn, remember, understand, wonder, decide等。例如：Do you understand what to do?你明白要做什么了吗？这种“疑问词+动词不定式”的结构实际上是一个名词性结构，可以替换成一个宾语从句。把这些宾语从句简化的前提是：从句的主语必须和主句的主语或宾语是一致的。例如：Can you tell me when I should water the flowers？Can you tell me when to water the flowers?你能告诉我应该什么时候浇花吗？语法