新目標英語（Go for it）九年級上Unit 9教案

Unit 9 When was it invented? Unit 9  第1課時 Teaching aims 學習一般過去時的被動語態(tài)和特殊疑問句。 Teaching of new lesson 1. Warm-up Ask the students to be familiar with the words below according to the pictures on computer. Telephone, calculator, car, personal computer, TV, electric light, light bulb, alarm, clock, microwave oven, electric slipper. 2. Presentation 1) 教學When was the car invented? It was invented in…… Choose the three inventions of these and ask students to guess when each one was invented. For example, you might choose car, telephone, and personal computer. Have several different students guess and write the dates on the board. Ask the class to repeat the questions and answers. [T=Teacher, S=Student] T: When was the car invented ? (Class repeat.) T: Good. Now Jackie, what was your guess? S1: 1900 T: OK. Jackie, repeat after me. The car was invented in 1900. Repeat the process with several different inventions. At last, make students find out the real dates. 2) 教學Who were the light bulbs invented by? And what are they used for ? 呈現(xiàn)Edison and light bulbs的畫面。 Tell the students Edison invented light bulbs. Then ask the students to answer the questions below. T: Who were light bulbs invented by? ( Class repeat ) T: Good. Now Class repeat after me. They were invented by Edison. 3) 教學  操練1a, 1c, 2c 學生看書本上1a的圖畫，根據(jù)圖畫，把1a, 1c, 2c中的語言點綜合起來，叫學生相互間回答問題。并用剛剛學到的目標句型來操練。最后，抽查幾對學生，讓他們在全班面前，按要求進行對話。 4) 教學1b, 2a, 2b 首先，幫助學生明確本題的要求。接著，聽力練習，學生根據(jù)錄音內(nèi)容完成1b, 2a and 2b. 最后，重放一遍錄音內(nèi)容，學生跟讀。 3、Consolidation and Extension. 完成一個任務 Ask some students to read about an invention using an encyclopedia or other book from the library, or by looking up information on the Internet. Have the students write up a short report and draw a simple picture of the invention or bring in a photo of it. Ask each students to show the picture and read his or her report to the class. Homework　　  1、根據(jù)時間和人物寫出發(fā)明物。 1) 1885____________   2) 1876 ________________ 3) 1927____________  4) 1976 ________________ 5) Julie Thompson __________ 6) Chelsea Lanmon ______ Unit 9  第2課時 Teaching aims 1、熟練掌握被動語態(tài)用法。 2、學會用被動語態(tài)表達對創(chuàng)造和發(fā)明事物的認識和看法。 Teaching of new lesson 1. Warm – up: Ask the students to practice speaking. A: When was …… invented ? B: It was invented in …… A: Who was it invented by ? B: It was invented by …… A: What is it used for ? B: It is used for …… 2. Presentation. 1) 教學helpful, annoying Ask students to give some examples to show what each word means. For example. A vacuum cleaner is helpful.  A very loud truck is annoying. 2) 教學3a 呈現(xiàn)alarm clock, light bulb, microwave over, tea, and so on的畫面。Then ask the students the following questions. T: Is the light bulb useful or annoying ? ( Opinions may differ. ) S1: I think it’s useful. T: Why is it ? S1: Well, it gives people more time to work and play every day. Then ask the students to make a list of five helpful inventions and five annoying inventions on their own. Give the class about five minutes to do this. 3) 教學  操練3b Ask the students to work in pair the following talk using the target language. A: What do you think is the most helpful / annoying invention? B: I think the most helpful / annoying invention is …… A: Why is that ? B: Well, it gives people…… 3. Consolidation and Extension Imagine that you are alone on a tiny island, Choose five inventions you would like to have on the island with you. Tell the group what you chose and why. Homework 句型轉(zhuǎn)換 1. She was seen to come out of the library by him.（變被動語態(tài)） 2. When are trees often planted?（變被動語態(tài)） 3. The League was founded in Guangzhou in 1922（就畫線部分提問） 4. Did the students wear the school clothes a lot ?（變被動語態(tài)） 5. Kate took god care of the baby yesterday evening.（變被動語態(tài)） 1.  His aunt bought him a bicycle.（變被動語態(tài)） 2.  His aunt bought him a bicycle.（變被動語態(tài)） Unit 9  第3課時 Teaching aims 學會表達由于這些創(chuàng)造和發(fā)明對你的生活的幫助和對生活質(zhì)量的提高認識 Teaching of new lesson 1. Warm – up. Ask the students to practices talking to each other. A: What do you think is the most helpful invention? B: I think the most helpful invention is …… A: Why do you think so ? B: Well, it gives me…… 2. Presentation 教學1a First the teacher asks the students what kind of fruit food and drink you like the best and writes down on the blackboard. Such as: potato chips, ice cream, tea, lemon, chocolate, oranges, salad, popcorn, pickle and so on. 教學2a, 2b. 1) 首先，聽力前的brainstorm. First, Let students describe how potato chips taste and describe how helpful the potato chips. Then, ask: When and where were potato chips invented? Who were potato chips invented by? How were potato chips invented? Key words: by accident, customer, restaurant, by mistake. 2) at last，聽力練習，要求學生快速閱讀2a, 2b.幫助學生明確聽力語言目標的要求。接著，聽力練習，學生根據(jù)錄音內(nèi)容完成2a and 2b. 3) 教學 閱讀3a 呈現(xiàn)a cup of tea和the emperor( who was Shen Nung) was boiling drinking water over an open fire的畫面。Then ask the students the following questions. T: What is tea used for ? When was it invented ? Who was it invented by ? How was it invented ? Then ask the students to make a list of five helpful inventions and five annoying inventions on their own. Give the class about five minutes to do this. 3. Consolidation and Extension 完成一個任務: Blind Taste Test Ask a students to bring to class some foods that taste sweet, crispy, salty, and sour. Have him or her blindfold students one at a time, let the student taste little piece of each food, and say if each food is sweet, crispy, salty, or sour. Students may use more than one word to describe some foods. Homework 用動詞的適當形式填空。 A: When _______ the Dinosaur World ________ (build) ? B: It ________ ______ (build) in 1988. you will see many kinds of dinosaurs in it. Shall we go to see them ? A: Yes, I’d love to. But where is the entrance? B: Here, this side door is _______ (use) as an entrance. There’s something wrong with the front door. It’s ________ (lock). A: Wow, these must be dinosaur eggs. Where ____ they ____ (discover) Unit 9  第4課時 Teaching aims 1、通過對被動語態(tài)表達的發(fā)明和創(chuàng)造的事物來認識人類科技進步和培養(yǎng)學生的創(chuàng)新能力來表達情感，態(tài)度，價值觀的課堂體現(xiàn)。 2、通過對一般過去時被動語態(tài)的掌握進一步了解和掌握被動語態(tài)其他時態(tài)的表達。 Teaching of new lesson 1. Warm-up 呈現(xiàn): computer, radio, camera, light bulb, car, bicycle, TV, tea, and so on. Then ask students to discuss pictures and say something about what he / she would like best in class. 2. Presentation. 1）教學 首先，寫作前的brainstorm First, read the instructions to the class and make students look at the sample first sentence of 3a. Then, explain that students can combine more than one point into one sentence. 2）教學 寫作3b, 4a. Finish 3b according to working in pairs. At last, ask a few students to tell the class about the partners they have interviewed. Finish 4b 說明：通過該活動用語言目標提供閱讀和寫作練習。 3）教學Self Check 2 讓學生找出Self Check 2. 這些東西是何時發(fā)明的并根據(jù)如下句子進行倆倆對話。 A: What is it ? B: It’s an abacus. Umbrella / a binoculars, camera, bucycle. A: What is it used for ? B: It’s used for …… A: Oh, that’s cool! Who was it invented by? B: It was invented by …… A: What would you like best ? B: I’d like ……best . 3. Consolidation and Extension 完成一個任務: Crazy Inventions Ask students to build their own crazy inventions using paper, cardboard and other materials they may have at home. Have them bring their inventions to class and say something in class. Homework 漢澤英 1、計算機是何時發(fā)明的？  2、誰發(fā)明了計算機？3、計算機是用來做什么？ 4、你認為什么是最有用的發(fā)明？5、它能夠給人們更多時間工作和玩。