高一数学_集合的基本运算导学案(二)(胡同文) (2).doc

Unit 3 Im more outgoing than my sister. Section A 1 (1a-2d)一、教学目标： 1. 语言知识目标：1) 能掌握以下单词：outgoing, better, loudly, quietly, hard-working, competition, fantastic, which, clearly, win 能掌握以下句型： Tina is taller than Tara. Sam has longer hair than Tom. She also sings more loudly than Tara. 2) 能掌握以下语法： 形容词或副词比较级形式的构成。 表示两者进行比较的句式结构。2. 情感态度价值观目标： 能对人物的外表进行描绘，个性进行比较。二、教学重难点1. 教学重点：1) 形容词或副词比较级形式的构成。 2) 表示两者进行比较的句式结构。2. 教学难点： He has shorter hair than Sam. Is Tom smarter than Tim? She also sings more loudly than Tara. 三、教学过程. Lead-in 1. Ask Ss to write down as many adj. about people as possible. Check the adj. Ss write and we can group them into some pairs, like: Section A 1atall - short;  thin - heavy,  long hair - short hair,  calm - wild Give Ss an example by comparing Old Henry and Santa Claus. e.g. Santa Claus is older than Henry. Henry is taller than Santa Claus.    Henry is younger than Santa Claus. Santa Claus is younger than Henry. Presentation Ask Ss to see the pix about apples and pears to see the differences. Then compare some of their things with each other.e.g. The apples are bigger than the pears.The pears are more delicious than the apples. Summarize the Comparatives. Group competition.  A + be(V) + 比较级 + than + B. Game (I and my desk mate) Ask Ss to compare with their partners and find out the differences. e.g. She is heavier than me. I am more outgoing than her. She gets up earlier than me. I run faster than her. . Listening Then listen to the recording. Ask Ss to number the twins.Check the answers. . Pair work Point out the sample conversation in activity 1c.Say, now work with a partner. Make your own conversation about the twins.Ask several pairs to say one or more of their conversations. . Listening 1. Work on 2a: Point out the two columns and read the headings: -er, -ier and more. Then point out the words in the box. Read them.Say, now listen and write the er and ier words in the first column and the words that use more in the second column. Play the recording and check the answers.2. Work on 2b.Point out the picture and the two boxes with the headings Tina is and Tara is.Say, listen to the recording. Write word in the boxes. The words are from the list in activity 2a. Play the recording and check the answers. Pair work 1. Point out the chart in activity 2c. Say, Make your own conversations according to the information. Ask pairs to continue on their own.2. Ss practice their conversations.3. Ask some pairs to act out their conversations. . Role-play 1. Read the conversation first and try to match the people with the right things.NellyLisaa. sang betterb. with shorter hairc. practice more and really wanted to wind. sang more clearlye. danced better 2. Let Ss read the conversations after the teacher.3. Let Ss practice the conversation.4. Then let some pairs act out their conversations in front of the class. Homework: Write six sentences: Write about the things that are the same and different between you and your best friend.板书设计：Section A (1a-2d) outgoing, better, loudly, quietly, hard-working, competition, fantastic, which, clearly, win句型： Tina is taller than Tara. Sam has longer hair than Tom. She also sings more loudly than Tara.