仁愛版英語九年級(jí)上冊u(píng)nit4topic1whenwasitinventedsectiond(存儲(chǔ)版)
【正文】 . What kind of passive voice did we learn first? T: Could you tell me how to use it? T: Superb! What was the second? T: How about the structure? Step3: Write down some Chinese sentences on the Bb or on the screen. Let the Ss put the sentences into English alone and then check the answers in groups. Let the group leaders collect all the mistakes. T: Now, look at these sentences and put them into English alone. Check the answers in groups. The group leaders should collect the mistakes in your group. When you Japan. S4:… Sum up the usage of passive voice. Ss: 一般現(xiàn)在時(shí)態(tài)的被動(dòng)語態(tài)。 Ⅱ . Teaching aims 1. Knowledge aims： 掌握本課的重點(diǎn)詞匯和短語，歸納總結(jié)一般過去時(shí)的被動(dòng)語態(tài) 。主活動(dòng)是 1a 和 Project。 能夠在聽、說、讀、寫活動(dòng)中正確地運(yùn)用被動(dòng)語態(tài)。 了。 S3:… 2 Prereading (3mins) Class activity Step1: Present a pass. Ask and answer questions. Move to 1a. T: What is it? T: Yes. It’s a pass. When was it invented, do you know? T: Who invented it? Answer questions. Ss:指南針。 對(duì)于本課的定語從句，不要重點(diǎn)講，讓學(xué)生知道這種語法現(xiàn) into “and the invention”. T: Have you found any useful expressions? marks, as long as S6: at any time, in any place, in any weather, find out 象就行了。 Ss:人造的。 光機(jī)被用來診斷疾病。 Ⅴ . Teaching aids 指南針 /小黑板 /ppt 等。讓學(xué)生用英語來介紹自己的發(fā)明，無疑會(huì)鞏固本話題的語言知識(shí)并進(jìn)一步培養(yǎng)和提高學(xué)生“用英語做 事情”的能力。 1a 通過介紹古今人們?nèi)绾味ㄎ粊砝^續(xù)學(xué)習(xí)一般過去時(shí)的被動(dòng)語態(tài)，同時(shí)讓學(xué)生初步接觸并理解現(xiàn)在完成時(shí)的被動(dòng)語態(tài)和含情態(tài)動(dòng)詞的被動(dòng)語態(tài)。 Ⅲ . The key points and difficult points 1. Key points: Words and phrases: mark, explorer, system, manmade, find out, as long as, be used to do sth. Sentences: This method worked well at night as long as the weather was good and the stars could be seen. Today, the problem has been solved by the Global Positioning System. It can also be used to study the shape of the earth. Grammar: was/were +pp 2. Difficult points： The GPS is a great invention that helps us explore our pla and discover where we are. Ⅳ . Learning stra
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