初中英语人教新目标 (Go for it) 版七年级下册Section A优秀课件ppt

Period 2 （Section A 2a-3c）

设计说明

　　本课时以任务型教学为主，借助图片、表格、视频或小游戏等方式鼓励学生在合作学习中探究新知，谈论如何去某处，需要花费多长时间，有多远。通过这些任务和活动，创设互动课堂，培养学生由说到写的技能，调动各层次学生参与学习的主动性和积极性。

教学目标

　　1. 知识目标：

　　（1）掌握单词和短语：sixty，seventy，eighty，ninety，hundred，minute，far，kilometer，new，every，by，drive，car，live；every day，by bike。

　　（2）掌握句型：—How far is it from your home to school?

　　—It’s only about two kilometers.

　　—How long does it take you to get to school?

　　—About 15 minutes by bike.

　　2. 能力目标：

　　能用英语谈论、描述自己的日常出行方式，并学会用how long 来询问到达某地需要多长时间，用how far来询问距离多远。

　　3. 情感目标：

　　通过对语言目标的运用，增进同学间的相互了解，培养他们团结友爱的精神。

重点难点

　　1. 重点：

　　（1）本课时的单词和短语。

　　（2）how long和how far引导的特殊疑问句及答语。

　　2. 难点：

　　how long和how far引导的特殊疑问句及答语。

教学准备

　　1. 多媒体课件、数字卡片、交通工具图片。

　　2. 2a、2b/2c和2e的音频文件。

教学过程

　　Step 1　Revision & Warming up

　　1. The students work in groups to practice the following sentence structures：

　　A：How do you get to school?

　　B：I take the bus to school.

　　C：I get to school by bike.

　　D：...

　　2. Review the numbers. First，read and write the numbers from zero to nine. Next，ten to nineteen，and then，twenty，thirty，forty...Finally，twenty-one，twenty-two...

　　Then learn the new words：sixty，seventy，eighty，ninety，hundred.

　　Step 2　Practice

　　1. A game：Jump the number.

　　（1）On the board：

　　84，105，99，200，72，61，84，105，99，200，72，61，84，105，99，200，72，61...

　　（2）First，play the game.

　　Have all the students in the class stand up.

　　Have one student at a time say a number following the sequence on the board. If a student makes a mistake，he/she must sit down. Finish the activity when all the students have had an opportunity to participate.

　　（3）Next，have the students repeat the game，but this time they must jump one number （105）.

　　84，105，99，200，72，61，84，105，99，200，72，61，84，105，99，200，72，61...

　　2. Listen and repeat the numbers in 2a. Then write the correct number next to the word. Check the answers.

　　Answers：sixty-one 61　ninety-nine 99　seventy-two 72　one hundred and five 105　eighty-four 84　two hundred 200

　　Step 3　Presentation

　　1. Show a map to the students.

　　T：Please look at the map. Where does Mr. Li live?

　　Ss：He lives on Xingfu Street. （Help to answer.）

　　T：How far is it from his home to school?

　　Ss：It’s about 10 kilometers.

　　T：Look here. What’s this in English?（Point to the car.）

　　Ss：It’s a car.

　　T：Yes，it’s a new car. It’s Mr. Li’s new car. How does  Mr. Li go to work every day?

　　Ss：He drives the car to work every day.

　　T：Good! You can also say “He goes to work by car every day.”How long does it take him to go to work by car?

　　Ss：It takes about 15 minutes.

　　Teach the new words and phrase：far，live，kilometer，car，new，drive，by，minute，every day.

　　Sentence structures：—How long does it take him to get to school by car?

　　—It takes about 15 minutes.

　　—How far is it from...to...?

　　—It’s about...kilometers.

　　2. Match the English words with their Chinese meaning.

　　Answers：（1）D　（2）G　（3）H　（4）I　（5）J

（6）A　（7）B　（8）C　（9）E　（10）F

　　3. Make a survey. Use the questions：How do you get to school? How far is it from your home to school? How long does it take?

　　Report like this：

　　S1 goes to school by bike. It is 3 kilometers from her/his home to school. It takes about 10 minutes. S2...

　　Step 4　Listening and pair work

　　1. Listen and complete the chart in 2b.

　　2. Listen again. Check your answers in 2b.

Answers：1. walks　2. about 20 minutes　3. about two kilometers　4. takes the bus　

5. about one hour and 30 minutes　6. about 60 kilometers

　　3. The students work in pairs. Suppose Student A is Jane and Student B is Tom. Use the information in 2b to make conversations like that in 2d.

　　4. Make conversations to talk about Tom and Jane using the information in 2b and the sentence structures in 2d.

　　Step 5　Role-play

　　1. Read the conversation in 2e and discuss the problems they have.

　　2. Role-play the conversation.

　　3. Read and recite the conversation.

　　4. Translate the following phrases into English. Then check in groups.

　　乘公共汽车take the bus

　　多远how far

　　从你家到学校from your home to school

　　公共汽车旅程the bus ride

　　很好的锻炼good exercise

　　在学校at school

　　骑自行车15分钟15 minutes by bike

　　Step 6　Grammar Focus

　　Read Grammar Focus and discuss the following questions：

　　1. how，how long，how far有什么区别？

　　how对方式状语提问；how long对一段时间或物体的长度提问；how far对距离提问。

　　2. 特殊疑问句和一般疑问句有何异同？

　　（1）它们的语序相同，都是疑问语序，即主语都在助动词、连系动词be等之后（前/后）；助动词后的谓语动词用原形。

　　（2）特殊疑问句结构通常为“疑问词（组）+一般疑问句？”。

　　（3）答语不同（相同/不同）。一般疑问句通常用Yes或No作答；特殊疑问句只能回答所询问的内容，而不能 （能/不能）用Yes或No作答。

　　3. 不同的人称代词分别使用什么助动词？

　　第三人称单数（he/she/it）作主语，助动词用does；其他人称（you/I/we/they）作主语，助动词用do。

　　4. “How long does it take to get to school? ”一句中it是形式主语，真正的主语是动词不定式短语to get to school；句中take意为“花费（时间）”，常用句型为“It takes（sb.） some time to do sth.”，意为“做某事花费（某人）一些时间”。

　　Step 7　Practice

　　1. Look at 3a. Ask the students to match the questions with the answers. Check the answers with the class.

　　Answers：1—c，2—e，3—d，4—a，5—b

　　2. Look at 3b. Tell the students to use these words to make questions. Then let the students ask and answer them in pairs. Check the answers with their partners.

　　Example：—How do you get to school? —I take a bus to school.

　　Answers：1. How do you get to school

　　2. How long does it take to get to school

　　3. How far is it from your home to school

　　4. Do you walk to school

　　5. Do your friends ride their bikes to school

　　3. Look at 3c. Let the students ask their classmates questions and write their names in the chart.

　　Example：

　　S1：How far is it from your home to school，S2?

　　S2：It’s about two kilometers.

　　S1：How do you get to school，S3?

　　S3：I get to school by bike.

　　S1：Oh，yeah...

　　Step 8　Summary

　　In this lesson，we have learned：

　　1. New words：sixty，seventy，eighty，ninety，hundred，minute，far，kilometer，new，every，by，drive，car，live.

　　2. Phrases：every day，by bike.

　　3. Sentence structures：—How far is it from your home to school?

　　—It’s only about two kilometers.

　　—How long does it take you to get to school?

　　—About 15 minutes by bike.

　　Step 9　Homework

　　1. Write at least five sentences about your family according to the following questions：How does he/she go to school/work? How far is it from your home to school/...? How long does it take him/her to get there?

　　2. Prepare Section B（1a-1e） before class.

板书设计

教学反思