高中英語必修2《Unit 3 Compu》

1、新人教版高中英語必修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 (計算) machine,which could （簡化）difficult sums. It could think （合邏輯地）. From 1936 on, the computer could be made to s any difficult mathematical problom. time wen

4、t by, (技術(shù)) 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 = 8 * GB3 e the space. Anyhow, the computers = 9 * GB3 g is to provide = 10 * GB3 （人類） with happiness.II.Language le

5、arning & using1. personal adj.【原句再現(xiàn)】First as a PC（personal computer）and then as a laptop, I have been used in offices and homes since the 1970s.觀察探究 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 welcom

6、e.歸納：personal adj. _ _ _personally adv. 觀察探究 Personally, I am against his plan. The host welcomed his guests personally. 歸納：personally _ _ 2. as a result 【原句再現(xiàn)】As a result I totally changed my shape.觀察探究 It doesnt often rain in summer. As a result,we have to water the garden. As a result of the acci

7、dent, he became lame(跛). as a result意思是_，只能單獨用；as a result of= _ _ _, 意思是_即學(xué)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. 請用as a result表述圖片內(nèi)容_3. anyhow adv.【原句再現(xiàn)】Anyhow, my goal is to provide humans with a li

8、fe of high quality.觀察探究 The door wont open anyhow. Anyhow, it is worth trying.歸納：anyhow = anyway意思是 _ . _即學(xué)活用 結(jié)果，一些學(xué)生在考試中失敗。不管怎樣，他們沒有灰心（放棄）。 _4. sothat【原句再現(xiàn)】Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!觀察探究 The book is so difficult that n

9、obody can understand it. He left so quickly that we didnt have time to say good-bye. = 3 * GB3 He is so funny a boy that we all like him. = 4 * GB3 There are so many cars on the street that I couldt get through. = 5 * GB3 We have so little money that we cant buy a car. = 6 * GB3 Students have so muc

10、h homework to do that they spend little time playing.歸納 ：sothat意思是_, 用來引導(dǎo)_從句，有以下結(jié)構(gòu)： so+ _/_+that從句 so+_+a/an_+that從句 so+_/_/_/_+名詞+that從句即學(xué)活用請用sothat表述圖片內(nèi)容 _ 5. with the help of【原句再現(xiàn)】After all, with the help of my electronic brain which never forgets anything, using my intelligent is what Im all abo

11、ut.觀察探究 With the help of my teacher, I have caught up with others. With his help, I passed the exam.歸納 with the help of sb./sth. (with ones help)意思是_即學(xué)活用請用with the help of表述圖片內(nèi)容_ 6. in a way【原句再現(xiàn)】In a way our programmer is like our coach.觀察探究 In a way, I like this new book very much. In one/some way

12、,what you did is wrong.歸納 in a way= in one/some way, 意思是_。聯(lián)想on the /ones way to_ _ by the way_ in this way_7.deal with【原句再現(xiàn)】This means that it should clean the house, mop the floors, cook the dinner and deal with telephone calls.觀察探究 How did you deal with the water pollution of this area? Such peopl

13、e are difficult to deal with. This book deals with West Africa.歸納 deal with為動介詞組，相當(dāng)于及物動詞，后接賓語。意思是 _ _ _ 提示 在特殊疑問句中deal with常和how連用，而do with 常和what連用，因為what作動詞do的賓語。即學(xué)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 accid

14、ent after it happens ？ 有了電腦的幫助，你會發(fā)現(xiàn)處理信息是不難的。 _8.【原文再現(xiàn)】 As time went by, I was made smaller.(譯) As I have grown older, I have also grown smaller.(譯) 觀察探究With time going on, we grow older.=As time goes on, we grow older. Consolidation 1. 完成句子 It rained heavily for three days. _(結(jié)果), many buildings wer

15、e destroyed. _(在的幫助下) his friends, he finally solved the problem. _(隨著時間的流逝), computers are made more and more advanced. He was _(如此生氣以致于) he left the room without saying a word. _(在某種程度上), I am not quite against surfing the Internet.2. 單項選擇 Last summer I took a course on _ poisonous gases. A. how t

16、o deal withB. what to deal withC. how to be dealt withD. what to be dealt with _ time goes by, we grow wiser. _ time going by, we grow wiser. A. With; As B. As; WithC. When; AsD. While; For Susan advised me not to buy the vase, but I bought it _. A. howeverB. thoughC. anyhowD. therefore I havent seen Ann for _ long that I have forgotten what she looks like.（08四川） A. suchB. veryC. soD. too. Improvement Mini-Writing現(xiàn)在，電腦在我們?nèi)粘Ｉ钪邪l(fā)揮著越來越重要的作用。請你根據(jù)提示寫一篇包含5-6個句子的短文。提示：借助電腦能處理很多事情，如聽音樂、看比賽、 發(fā)e-mails等。（with the help of，deal with）有些學(xué)生癡迷于(be crazy about)上