人教版九年级Unit 5 What are the shirts made of -Section A Grammar focus 4a—4c-ppt课件-(含教案+视频+素材)-部级优课-(编号：800d0).zip

Section A (Grammar Focus4c) Task : Getting to know passive voice in present tense. Step 1. What does the structure look like? Step 2. What are the differences? Step 3. How do you use passive voice? My foreign friend Joe wants to know about Chinese tea. Please help me complete the e-mail to him. Enjoy a video. Where is tea produced in China? Where is tea produced in China? Enjoy a video. How is tea produced? 1. Tea is produced in many different areas. 2. Tea plants are grown on the mountains. 3. They are picked by hand. 4. The tea is packed and sentplaces.to many is produced are grown are picked is packed sent am/is/are + 动词过去分词 Passive voice in present tense. 一般现在时的被动语态 Step 1. What does the structure look like? 1. 你的衬衫是棉的吗？ _ your shirts _ of cotton? 2. 是的, 而且它们产于美国。 Yes, they are. And they _ _ in the US. 3. 飞机模型是由什么制成？ _ the model plane _ of? 4. 它是由旧木头和玻璃制成。 It _ _of used wood and glass. were made Are made Whats made is made Grammar focus Ex.1 1. Children under 18 _ (not allowed) to watch this show without their parents. 2. We _ (pay) by the boss on the last Friday of each month. 3. A: What language _ (speak) in Germany? B: Most people speak German, but many can speak English, too. 4a Complete the sentences . 4. Most of the earths surface _ (cover) by water. 5. The classroom _ (clean) by the students every day. 德国 德语 表面，表层 老板，上司 Ex.2 1. Children under 18 _ (not allowed) to watch this show without their parents. 2. We _ (pay) by the boss on the last Friday of each month. 3. A: What language _ (speak) in Germany? B: Most people speak German, but many can speak English, too. are not allowed are paid is spoken 4. Most of the earths surface _ (cover) by water. 5. The classroom _ (clean) by the students every day. is covered is cleaned 4a Complete the sentences . Ex.2 Tea plants are grown on the mountains . Farmers grow tea plants on the mountains. by farmers. Passive Voice 被动语态 Active Voice 主动语态 Step 2. What are the differences? 农民在山上种植茶 树。 tea plants on the sides of mountains. Passive Voice 被动语态 Active Voice 主动语态 Farmers grow to many places by workers.The tea is packed and sent to many places. Workersthe tea pack and send 2. The best materials are used by this shop to make dresses. 3. Many traffic accidents are caused by careless driving. 4. Letters and postcards are brought to peoples homes by the postman. 5. This silver plate is not used very often by our family. 4b Rewrite the sentences using passive voice.Ex.3 Dear Joe, China is the homeland of tea. There are many kinds of tea in China. For example, Longjing tea and Tie Guanyin _(love) by many people. As far as I know, farmers _ (grow) tea plants on the sides of the mountains. When the leaves are ready, they _ _ (被手工采摘并送去加工 ）. After that, the workers _ _ (包装好并送往不同的地区）. (more information) _ _ I hope this e-mail can help you. Yours, Joy Complete the e-mail Step 3. How do you use passive voice? Ex.4 customs in tea drinking 1. Review the grammar focus and try to have a dictation about them. 2. Preview 1a-2a on page 37-38. Thanks for your Thanks for your listening!listening! Teaching aims: After this period, the students are able to: 1.Getting to know the structure of passive voice in present tense. 2.Know the differences between active voice and passive voice. 3.Know how to use passive voice. 4.Know more about Chinese tea culture, and pass the tradition. Difficult points: How to use passive voice correctly. Important points: 1.Sum up the structure of passive voice by observing the sentences. 2.Rewrite sentences using passive voice. 3.Use passive voice freely and easily. Teaching procedures: Step 1: What does it look like? （创设情境, 进入话题） 1. At the beginning of the class, show students a video about tea. At the same time, ask them to write down the information as much as they can. T: What are the facts about tea? Ss: Tea is produced in many different areas. Tea plants are grown on the mountains. They are picked by hand. The tea is packed and sent to many places. (学生通过听，看，说的形式将与茶相关的一般现在时的被动语态的句子亲自呈现出 来，引入到一般现在时的被动语态这个任务上。) 2. Ask students to read and observe the sentences, and then find the things in common. Lead students to summarize the structure of the passive voice. Structure of passive voice in present tense: am/ is/ are+动词的过去分词 (学生通过自己观察总结得出一般现在时的被动语态的结构，能让学生更加牢固地记住 这一结构。) 3. Practice: do some exercises including the ones in 4a. These exercises can strengthen their understanding of the passive voice. (在讲解练习的过程中，让学生参与进来。便于更好的发现学生的难点，实现重难点突 破。同时，讲解练习中所涉及到的新单词。) Step 2: What are the differences？（借助图片，引出例句） 1. Show students two pictures and the following information: Group 1: Farmers grow tea plants on the sides of mountains. Tea plants are grown on the sides of mountains. Group 2: Workers pack and send the tea to many places. The tea is packed and sent to many places by workers. 2. Ask students to find the differences and choose which are passive voice sentences and which are active voice sentences. 3. Summarize the rules on how to change the active voice to passive voice. (运用与茶相关的图片，使茶这一主线自始至终贯穿整个教学过程，通过比较归纳， 了解主动语态和被动语态在形式上，意义上及用法上的区别。) 4. Practice: do some exercises in 4b, rewriting the sentences using the passive voice. (这一任务是对前面一个任务的拓展，不仅仅是填空，还需要写出被动语态的句子，难 度上有所提升，并将 by +执行者运用到句子中。) Step 3: How to use it? （完成任务，落实新知） (完成 e-mail，介绍中国的传统茶文化。在此过程中指导学生灵活运用主动语态和被 动语态。) 1. According to the information above, ask students to write an e-mail to their friends to introduce Chinese tea culture. 2. Talk about the customs in tea drinking: to show respect; to apologize; to express thanks to parents on the wedding day; to pass on the tradition; (通过此活动，让学生了解到了茶文化，实现了情感提升。) Step8. Homework. （布置任务，延续学习） 1. Review the grammar focus and try to have a dictation about them. 2. Preview 1a-2a on page 37-38.