人教版高中英语选修八课件：UNIT3-usingppt.pptx

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1、Learning aims:1.Learn something about Alexander Graham Bell and his inventions by scanning and reading.2.Try to master the usage of the following sentence structures by practising . Every time / Each time / Any timeclause . 祈使句+and/or/or else/otherwise+陈述句(一般用将来时）The telephone has become part of our

2、 life. But do you know who invented the telephone?Alexander Graham Bell导导Reading Task 1: Get some general information of Bell.Date InformationIn 1847He was young11 years oldIn 187675 years oldinventionsHe was born in Scotland.His family moved to Boston, USA. He made his first invention. He invented

3、the first telephone. He made his last invention. 思Bell invented the telephone and discoveredthe tetrahedron shape by chance.para.1para.2 para.3para.4para.5para.6para.7A. Bell is a continuing searcherB. Bells life information, and especially interestC. Bells curiosityD. How was the telephone invented

4、?E. The importance of his invention- telephone F. Bells first telephone messageG. Bells new discoveries in other areas of inventionMain idea of each paragraph思思议、展、评议、展、评 1.beaten track_ 2.dive into_ 3.值得做. _ 4.follow it up_ 5.experiment with_ 6.be aware of _ 7.out of order_ 8.a flash of inspiration

5、_ 9.be associated with _ 10.at a time _ 11.get through _ 12.hang on _ 被踩出来的路；常规；惯例；被踩出来的路；常规；惯例；跳水，迅速把手伸入，潜心研究跳水，迅速把手伸入，潜心研究跟踪，坚持完成跟踪，坚持完成用用.做实验做实验次序颠倒，发生故障次序颠倒，发生故障意识到意识到灵感闪现灵感闪现与与.有关有关be worth doingbe worthy of being done=be worthy to be doneits worthwhile to do/doing每次每次接通，通过，做完，处理接通，通过，做完，处理稍等，不

6、挂断，紧紧握住稍等，不挂断，紧紧握住 associate vt.联系联系 n.同伴同伴_adj.有有联系的联系的 _n.联系联系 归纳拓展归纳拓展与与.相关相关_=_ associate.with._ in association with_ 学以致用学以致用While there are many positive developments_ with the internet, which is in _with our daily life.(associate) 改错改错 When talking about China, people often associate it to th

7、e Yellow River.associationbe related to/be relevant tobe connected with/have some connection withhave sth to do withbe associated with把把.与与.联系起来联系起来与与.联系联系assocaited associatedassocaition with every / each time 意为意为_, 此短语在句子中经此短语在句子中经常作常作_词词, 引导时间引导时间_从句。类似短语还有：从句。类似短语还有： 1.Every time you do, you wi

8、ll be certain to find something that you have never seen before.Important sentence structures每次每次; 每当每当连连状语状语the first/ second. time 第一次第一次/ 第二次第二次 last time 上次上次 next time 下次下次 any time 任何时候任何时候 the instant / moment / minute / second一一就就 学以致用学以致用翻译：上次我见到她的时候，她正在翻译：上次我见到她的时候，她正在看一本小说看一本小说._ _ I see

9、him, the old man is sitting in the same chair. A. Every time B. Every time when C. At each time D. Each time that last time I met her, she was reading a novel. 3.“Follow it up,explore all around it,and before you know it,you will have something worth thinking about to occupy your mind.” 归纳拓展划线部分为_句型

10、 = if.,+主句Eg：Work harder and you will succeed in your studies.= 祈使句+or/or else/otherwise+陈述句= if not.,+主句Eg：If you dont study hard,youll fail in your exams.= 学以致用Take a taxi,_you wont get to the airport in time. 改错： Come early, you will catch the first bus. If you work harder, you will succeed in yo

11、ur studies.Study hard or youll fail in your exams.or祈使句+and+陈述句（一般用将来时and 1.This famous novel is well worth_(read), and I think it is worthy _(translate) into Chinese . 2. The moment he came back home,Tom set out_(clean) the house. 3.Tom_(打电话给我) last night but he_(挂断电话) before I could _(接电话). 4.改错：G

12、iving me a chance, and I will give you a wonderful surprise . The first time when I saw you ,I fell in love with you. 5. 一句多译 这个建议值得考虑。calledto be translated/of being translatedto cleanwererang/call me uprang offanswer the phoneGiveThe advice is worth considering.The advice is worthy of being considered.The advice is worthy to be considered.Its worthwhile to consider the advice.