2022年高中英语选修9教案：U3 Welcome to the unit单元：Unit 3 The meaning of colour板块：Wele to the unitThoughts on the design: 本课件旨在对第三单元作一个整体的介绍：从颜色所承载的含义开始，到京剧脸谱里颜色所代表的人物的性格，然后向学生介绍各国的国旗和国花。最后，本课以“中国的国花应该是牡丹还是梅花？”这一辩论结束。Teaching aims: After learning this lesson, the students will be very much interested in Unit 3 “the meaning of colour”. They will be highly motivated, eager to know the meaning related to colours, and how different countries define different colours. Teaching procedures:Step 1 Warming up1. Ask Ss the question “What is your favorite colour?”, and the teacher also expects students to give some simple reasons why a specific colour is their favorite. (PPT4).2. A discussion on colours. (PPT 5-11)“PPT 5 is a display of more than 10 colours, and students can talk about their favorite colour. There are links connected to 6 specific colours, namely PPT 6, 7, 8, 9, 10 and 11. PPT 6 RedPPT 7 GreenPPT 8 YellowPPT 9 BluePPT 10 BlackPPT 11 White(6 different meanings related to a specific colour are displayed on the PPT, and students are asked such questions: what does red/green/black remind you of? What can you think of once you see this colour?)Explanation本课的导入让学生谈论他们最喜欢的颜色，并以“brain storming”的形式让学生枚举某个具体的颜色会让他们想到什么，从而引起学生学习本课、本单元内容强烈的兴趣。在使用本部分课件时，老师们在点击第五张PPT中的红、绿、黄、蓝、黑和白球的颜色部分，可以超链接到以上六种颜色的PPT；同时，点击这六张PPT圆心就可以超链接回到第五张PPT。 Step 2 Peking opera masks1. Ask Ss the open-ended question: What colour would you choose to represent your character? Why? (PPT 12)2. Introduction of Peking opera masks. (PPT 13)The colours in the masks used in Chinese opera tell the audience about the personality of each character.3. Match the masks with the characters: (PPT14)Caocao Guanyu Zhangfei 4. An explanation of the colour used in the masks: (PPT15)Black: fierce, violent, loyal, trustworthyWhite: dishonest, evilRed: brave, loyalExplanation从讨论学生自己的个性开始，转移到下一个话题“京剧脸谱”，粗略地了解一下京剧脸谱中不同的颜色所代表的不同的性格。Step 3 National flags1. Different countries are associated with different colours. (PPT 16)Introduction of another topic “national flags”.2. A picture from the textbook P33: (PPT 17)Each country has its own national flag with its own pattern and colours.3. A display of 18 national flags: (PPT1835 )National flags of China/France/Germany/Italy/Russia/Spain/Britain/Australia/New Zealand/USA/Canada/Japan/Singapore/Indonesia/Korea/India/Egypt/South Africa Explanation这个部分的教学通过向学生展示18个国家的国旗来作为整个单元，尤其是第二课时reading的铺垫。这些国家的国旗展示次序如下：（1）中国国旗；（2）五个欧洲国家（法国、德国、意大利、俄罗斯和西班牙）的国旗，均为三色旗；（3）英国、澳大利亚和新西兰三国国旗（国旗上均有“米字旗”的图案）；（4）北美洲的两个国家美国和加拿大的国旗；（5）五个亚洲国家（日本、新加坡、印尼、韩国和印度）；（6）两个非洲国家埃及和南非。Step 4 National flowers1. Besides national flags, different countries use different flowers as their national flowers. (PPT 36)2. A picture from the textbook P33. (PPT 37)The tulip es in many different colours and is the national flower of the Netherlands.3. A guessing game: (PPT 38-46)For each PPT a picture of a national flower is presented, the Ss are asked to guess which country the national flower belongs to. Tulipthe Netherlands (PPT 39)CherryJapan(PPT 40)RoseUSA (PPT 41)SunflowerRussia (PPT 42)LotusIndia (PPT 43)IrisFrance(PPT 44)OrchidSingapore (PPT 45)CarnationSpain (PPT 46)4. A debate on Chinese national flower: (PPT 47)Divide the students in two groups: Group A is in favour of the peony as our national flower, while Group B thinks the plum blossom should be regarded as our national flower. The group which provides the most supporting details wins. Explanation该部分主要的目的是通过对“中国的国花应该是牡丹还是梅花？”的讨论，锻炼学生的英语口语。Step 5 Homework1. Go over what we have learned today.2. Preparation for Reading on P34-35.