高一英語人教課標必修2Unit3Computers教案

    課 時 教 案 授課時間：第  周 年 月 日 課 題  Unit 3 Computers 教 學  目 標 Teaching aim: go over this unit to master the usage of words; phrases and sentences patterns of this unit. 教 學  重 點 Important points: Grammar filling 教 學 難 點 Difficult points:  Basic writing 教 學 方 法 Summary；Exercises；Consolidation 教 具 Book II ； Blackboard；PPT； 教 學時 數(shù) Three Periods: (two periods for key points, one period for exercise) 教 學 過 程 Teaching steps: Step 1 Word study 一、單詞拼寫 根據(jù)詞性和詞義寫出下列單詞。 1.____________ vt. 計算  2.____________ vt. 簡化 3.____________ n. 接線員 4.____________ adv. 合邏輯的 5.____________ n. 科技 6.____________ n. 革命 7.____________ adj. 人造的  8.____________ n. 智力 9_____________ vt. 解決  10.___________ adv. 親自  11.____________ n. 應用  12.____________ n. 金融  13.____________ v. 探索  14.____________ adv. 無論如何 15.____________ n. 目標  16.____________ n. 信號 17.____________ n. 類型  18.____________ vi. 出現(xiàn)， 19.____________ adj. 電子的， 20.____________ n. 外貌 教 學 過 程 二、單詞運用  根據(jù)句子的結構和意義，在空格處填入一個恰當?shù)膯卧~，或者用括號中所給的適當形式填空。 1. At the end of a letter you should write “Yours _______” and your name. 2. With the development of science and ___________, people will live a happier life. 3. IQ(智商) stands for ___________ quality. 4. The captain had an ___________ leg, made of wood. 5. English is a _____________ language, so we have to learn it. 6. An a__________ is a calculating tool for dealing with figures in ancient China. 7. One Laptop per Child is a non-profit association devoted to research to develop a ＄100 l_________ for every child in the world. 8. During the course, students will develop their ______________(analysis) skills. 9. The ______________ (develop) of the information technology was the greatest advance of the 20th century. 10. We will soon arrive at the point where we can find all the knowledge of humankind on a computer _____________(網絡). 三、詞語派生  用括號中所給詞的適當形式填空。 1. Try to _________ (simple) your explanation for the students to help them understand better. 2. If you want to know about the hotel, you can call the __________ (operate) to find out the information. 3. The boy is very clever and he shows high _____________ (intelligent) in study. 4. ________ (real) is not the way you wish things to be but the way they actually are. 5. Bob is _________ (total) different from his father, who is very tall. 6. They agreed to accept my ____________ (apply) for joining their team. 7. His success in business brought ____________ (happy) to his parents. 8. We will make a ___________ (person) visit to the student’s home. 9. His speech is _________ (logical) organized and sounds great. 10. I disagree that the age of ________________ (technology) revolution has ended. Step 2 Phrases reviewing 四、詞組互譯  將下列詞組或短語譯成中文或英文。 1. from…on _____________________  2. as a result ______________________  3. so…that _________________________4. in a way ________________________  5. with the help of ___________________ 6. deal with _________________________ 7. watch over _______________________  8. as time goes by ___________________  9. in/during the 1970s ________________10. after all _________________________ 11. _______________________ 公有；共用 12. _______________________ 技術革命 13. ______________ 處理；安排；對付 14. ______________________ 解決問題  15. ______________________ 人工智能  16. ______________ 走過；過去  17. ______________________ 依某人看來  18. ______________ 采取行動 19. ______________________ 與……信息共享  20. ______________ 彌補、組成 教 學 過 程 五、詞組運用  詞組填空  根據(jù)句子提供的語境，從第四大題中選一個適當?shù)脑~組并用其適當?shù)男问教羁铡?1. They had a lot ____________ and became good friends very soon. 2. How are you going to ___________ such problems? 3. Don’t blame him. _____________, he is a child. 翻譯填空  根據(jù)漢語意思，從上述短語中選一個恰當?shù)脑~組完成句子。 4. He soon ___________ the lessons he missed. 5. Why didn’t you _______________ to put out the fire? 6. It is not rare in ____________ (九十年代) that people in ____________ (五十多歲)are going to university for further education. 句子翻譯  從上述短語中選擇恰當?shù)亩陶Z翻譯下列句子。 7．她從那時起就知道自己會獲勝。 8．結果，他只得離開。 9．在他父母的幫助下，他很快完成了作業(yè)。 10．在春天，我們通常將鐘表向前撥一小時，以充分利用日光。 Step 3  Practice 六、語法填空  閱讀下列短文，按照句子結構的語法性和上下文連貫的要求，在空格處填入一個適當?shù)脑~或使用括號中詞語的正確形式填空。   eBay is the world’s online marketplace, 31 enables individuals and small Business to trade on a local, national and international basis32 (found) in September 1995, eBay provides a platform (平臺) 33  the sale of goods and services to more than 135 million registered members from all around 34  world. Globally, eBay has more than 44 million items (項目) listed for sale at any one time. And an additional 4 million items  35  (add) daily. There are more than 50,000 kinds, including computers, art, toys, stamps, magazines music, glass, electronics, jewelry, e-Books and so on. Electronic (電子的) books or e-Books are texts designed to be read only 36  a computer screen. The greatest advantage of e-Books is that you can get the relevant information at the press of a button. Buying e-Books on eBay is easy. You can order e-Books online and they will be delivered (交付) electronically to your computer. So you can 37___  money with no shopping, no taxes, and the lowest prices. You could visit e-Book Mall that has the world’s largest 38________  (choose) of quality e–Book. Or go to Gemstar e-Books that give a new  39  (mean) to the term “l(fā)ight reading”. They have powerful electronic features such  40 a built-in dictionary, world search and bookmarks.  七、基礎寫作  用括號中所給詞翻譯下列句子，然后將這些句子聯(lián)成一篇5句話的連貫的短文。 1. 隨著歲月的流逝，計算機在我們的日常生活中變得越來越重要。(as, go by, more and more, in our daily life) 2. 我們利用計算機查找我們所需要的資料；從某種意義上說，計算機是我們的好幫手。 (make use of, information, in a way) 3. 巧板學生沉迷于網絡游戲，這對身體健康有害。(fall in love, be harmful to) 4. 依我來看，計算機有優(yōu)點，也有缺點。(in one’s opinion, advantage, disadvantage) 5. 家長應該看護子女，如何用好計算機。(watch over, how to use) One possible version As time goes by, computer is more and more important in our daily life. We can make use of it to find out information we need. In a way, computer is our good helper. However, students fall in love with games in the Internet, it is harmful to their health. Step 4 : Points usages 核心單詞 1. personally  adv. 親自(= in person)，依本人之見，就人而論 ◇Personally, I couldnt work to live. 就我個人而言，我無法為生存而工作。 ◇Youd better talk to him personally.你最好親自去跟他說。 ◇We like him personally, but dislike his way of living. 我們喜歡他這個人, 但不喜歡他的生活方式。 ※說明：該副詞用于句首時，意為“就個人而言”，相當于as far as I am concerned。 ■運用：用personally翻譯句子或完成句子。 (1)就本人而言，我贊同這個計劃。 _______________________________________ (2)我不喜歡他的為人，但我欽佩他的藝術。________________, but I admire his art. 2. create v. 創(chuàng)造；產生 ◇A novelist creates characters and a plot. 小說家塑造人物和故事情節(jié)。 ◇His appearance created a bad impression. 他的外表給人留下了不好的印象。 ■運用：用create翻譯句子。 (1)健康和財富能創(chuàng)造美麗。____________________________________ (2)我們所做的就是創(chuàng)造“價值”。____________________________________ 3. arise  vi. 出現(xiàn)(appear)，發(fā)生(happen)，起身，起因于 理解：指出下列句中arise的意思

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