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1、新人教版高中英语必修2Unit 3 Computers精品教案Language learning & usingLearning goals1. Master the usages of key words & phrases.2. Learn to use them.3. Develop the spirit of teamwork.Important points as a result, with the help of, in a way, deal with, sothatTeaching procedures.Revison1). Match the words with the
2、correct meanings. 1. network A. to work out the anwer to a problem 2 . simplify B. the practical use of sth ,especially a theory ,or a discovery3. solveC. completely4. explore D. anyway5. totally E. to make things easier6. anyhow F. to travel around an area to find out sth about it7. goal G. connect
3、ed computer system8. application H. sth that you hope to achieve2).Fill in the blanks according to the text. In 1642, the computer began as a (计算) machine,which could （简化）difficult sums. It could think （合逻辑地）. From 1936 on, the computer could be made to s any difficult mathematical problom. time wen
4、t by, (技术) revolution made the computer change a lot. The memory of computers developed so much computers could deal with many probloms. Nowadays computers have been put into space to e the space. Anyhow, the computers g is to provide （人类） with happiness.II.Language learning & using1. personal adj.【
5、原句再现】First as a PC（personal computer）and then as a laptop, I have been used in offices and homes since the 1970s.观察探究 This novel is written from personal experience. Those are my personal letters. You have no right to read them. The host gives us a warm personal welcome.归纳：personal adj. _ _ _persona
6、lly adv. 观察探究 Personally, I am against his plan. The host welcomed his guests personally. 归纳：personally _ _ 2. as a result 【原句再现】As a result I totally changed my shape.观察探究 It doesnt often rain in summer. As a result,we have to water the garden. As a result of the accident, he became lame(跛). as a r
7、esult意思是_，只能单独用；as a result of= _ _ _, 意思是_即学活用A. 用as a result或as a result of 填空。 _ _ _ _(由于)exercise,he has built up his health. He got up late. _ _ _(因此)，he missed the early bus.B. 请用as a result表述图片内容_3. anyhow adv.【原句再现】Anyhow, my goal is to provide humans with a life of high quality.观察探究 The doo
8、r wont open anyhow. Anyhow, it is worth trying.归纳：anyhow = anyway意思是 _ . _即学活用 结果，一些学生在考试中失败。不管怎样，他们没有灰心（放弃）。 _4. sothat【原句再现】Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!观察探究 The book is so difficult that nobody can understand it. He lef
9、t so quickly that we didnt have time to say good-bye. He is so funny a boy that we all like him. There are so many cars on the street that I couldt get through. We have so little money that we cant buy a car. Students have so much homework to do that they spend little time playing.归纳 ：sothat意思是_, 用来
10、引导_从句，有以下结构： so+ _/_+that从句 so+_+a/an_+that从句 so+_/_/_/_+名词+that从句即学活用请用sothat表述图片内容 _ 5. with the help of【原句再现】After all, with the help of my electronic brain which never forgets anything, using my intelligent is what Im all about.观察探究 With the help of my teacher, I have caught up with others. With
11、 his help, I passed the exam.归纳 with the help of sb./sth. (with ones help)意思是_即学活用请用with the help of表述图片内容_ 6. in a way【原句再现】In a way our programmer is like our coach.观察探究 In a way, I like this new book very much. In one/some way,what you did is wrong.归纳 in a way= in one/some way, 意思是_。联想on the /one
12、s way to_ _ by the way_ in this way_7.deal with【原句再现】This means that it should clean the house, mop the floors, cook the dinner and deal with telephone calls.观察探究 How did you deal with the water pollution of this area? Such people are difficult to deal with. This book deals with West Africa.归纳 deal with为动介词组，相当于及物动词，后接宾语。意思是 _ _ _ 提示 在特殊疑问句中deal with常和how连用，而do with 常和what连用，因为what作动词do的宾语。即学活用Can you tell me _to deal with it ? _have you done with my bike ? I dont know what to _ _all the food left. How do you _ _a car accident after it happens ？ 有了电脑的帮助，你会发现处理信息是不难的。 _8.【原文再现
