九年級英語全冊 Unit 6 When was it invented Section B 3a-self check教案 人教新目標(biāo)版.doc

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When was it invented 教學(xué) 目標(biāo)知識與技能：1. 復(fù)習(xí)一般過去時(shí)態(tài)被動語態(tài)的用法。2. 能夠用英語講述自己所熟悉的某一發(fā)明的簡單過程。3. 能用本單元所學(xué)習(xí)的寓言故事等語言材料，進(jìn)行完型填空。 并用英語介紹某一發(fā)明的簡要過程。過程與方法：Independent preview and cooperative learning.情感態(tài)度價(jià)值觀: 了解世界上一些對人類有著重大意義的發(fā)明的相關(guān)信息，開闊學(xué)生的眼界，養(yǎng)成勤于思考，善于發(fā)現(xiàn)的好習(xí)慣，培養(yǎng)學(xué)生的創(chuàng)造精神。 教學(xué)方法 采用競賽、小組合作等多種活動方式開展教學(xué)，注重因材施教。 學(xué)習(xí)方法 交際策略：學(xué)會與他人合作交流，并能把語言材料用到真實(shí)的生活情景中去。 教學(xué)準(zhǔn)備Textbook, PPT教 學(xué) 過 程設(shè)計(jì)意圖Step 1 GreetingsGreet the students as usual.Step 2 Revision1. Review the expressions and sentences in Section B. 2. Check the homework. Let students introduce the history of basketball. Step 3 Lead in 1. Ask students which invention they like best. Students think about their favorite inventions. 2. Let some students talk about their favorite inventions. Step 4 Thinking 1. Ask students what things they dont like to do. e.g. Problem: quickly taking notes in class. 2. Discuss in groups and think of an invention that could help you. e.g. New invention: a special pen What it is used for： taking notes quickly in class 3. Students discussing the problems and try to make their own notes. 4. Let some students read their notes to the class. Step 5 Writing Work on 3b 1. Tell students to write a description of their new invention. 2. The following sentence structures may help you. 常用句型：1)I think is a very useful invention. 我認(rèn)為是一項(xiàng)很有用的發(fā)明。2) was invented by 是由(某人)發(fā)明的 3) was invented in 是在（某時(shí)間）發(fā)明的 4) It was used for 它被用來 5) is made of 是由(材料)制成的 Step 6 Self Check Work on Self Check 1 1. Read the words in the box and make sure they know the meaning of each word. 2. Read the passage and try to fill in the blanks with the proper word. 3. Read the passage again. Check if the forms of the words are correct. 4. Let some students read their answers. Correct the mistakes. Work on Self Check 2 1. Tell students to rewrite the sentences using the passive voice. 2. 方法指導(dǎo)：復(fù)習(xí)一般過去時(shí)態(tài)的被動語態(tài)的句子結(jié)構(gòu)；復(fù)習(xí)將主動語態(tài)句子變?yōu)楸粍诱Z態(tài)句子的過程。3. Students work by themselves and try to rewrite the sentences. 4. Check the answers with the class. Work on Self Check 3Find out information about an invention you would like to know more about and write sentences below. Invention: _；When: _；Who: _；Purpose: _.Step 7 Revision If time is enough, let the students do the excercises on the workbook. Step 8 HomeworkSum up what they have learned in this unit.Make students be interested in and get involved in the this class and revise what have learned in the last class.By practicing writing, students speaking and writing abilities can be improved.板書設(shè)計(jì)Unit 6 When was it invented?一般過去時(shí)的被動語態(tài)：be+動詞的過去分詞Writing Instructions:1)I think is a very useful invention. 我認(rèn)為是一項(xiàng)很有用的發(fā)明。2) was invented by 是由(某人)發(fā)明的 3) was invented in 是在（某時(shí)間）發(fā)明的 4) It was used for 它被用來 5) is made of 是由(材料)制成的 教后反思