人教版九年级Unit 5 What are the shirts made of -Section A Grammar focus 4a—4c-教案、教学设计-部级优课-(配套课件编号：800d0).doc

1、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 poin

2、ts: 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 cl

3、ass, 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.

4、 (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

5、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 fo

6、llowing 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 p

7、assive 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

8、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.