Unit 7 Know Our World Lesson 42 North America 教学设计

Lesson 42 North America 教学目标： 1.懂得有关说明文的写法。 2.懂得一些介绍北美洲的句型:North America is a large continent.About 550 million people live in North America.Mexico is smaller than both Canada and the U.S. 3.总结被动语态的用法。 重点难点： 1.正确使用一些与北美洲有关的词:north,cover,Canada,the U.S.,Mexico,large 2.正确运用所学知识介绍北美洲。 3.掌握以下重点句式:To the south of Canada is the United States.Canada is the biggest of the three countries in area…It has a population of more than 315 million.Most of the people there speak Spanish. 教学思路： 本课时的教学内容是冀教版八年级下册英语第七单元的第六课时,主要涉及介绍北美洲。在授课之前先让学生通过网络或者回忆所学知识懂得的北美洲情况。课上可以通过让学生小组合作的形式进行相互交流,然后教师通过幻灯片、图片向学生展示北美洲,并让学生用英语加以描述。懂得地理知识,懂得世界知识。 教学准备： 设计教学PPT,录音机,多媒体,图片和单词卡片。 教学过程： StepⅠ.Lead in Leading in 【情景1】 T:Hello,boys and girls.Do you know about North America? Ss:Yes./No. T:What do you know about North America? S1:It is a big continent. S2:It has about 550 million people. S3:People there speak English. T:What do you know about other places? S4:Egypt. S5:Turkey. S6:Brazil. Discuss the questions in groups.The teacher shows some pictures about North America.Ask the students to talk for three minutes.Then let them present their talk in class. [设计意图]　利用学生学过的内容,从询问懂得北美洲开始,轻松进入语境,进而介绍生词,图片的使用使学习更加形象直观,自然地进入谈论北美洲的新话题。 Leading in 【情景2】 Greet the class. T:Hello! Boys and girls! Ss:Hello! Mr./Ms.XX. Ask the students to introduce North America in class. S1:It’s beautiful. S2:It’s a large continent. S3:It has about 550 million people. Show the new words and show the picture of North America to the students. T:What countries are in it? S4:Canada. S5:America. S6:Mexico. … [设计意图]　运用学生所学的知识,从谈论熟悉的入手进入新内容的学习,运用实物或图片帮助学生学习生词,直观、感性、形象。 StepⅡ.Presentation If some students feel the passage is too long,the teacher can divide it into two or three parts.Then ask them to read them in groups. (1)To the south of Canada is the United States. (2)Canada is the biggest of the three countries in area… (3)It has a population of more than 315 million. (4)Most of the people there speak Spanish. Please pay attention to the words. [设计意图]　小组合作探究进行讨论,创设情景,使同学们身临其境,激发学习的欲望。在练习中巩固本课需要掌握的句型。 StepⅢ.Listening T:Listen to the tape and answer the questions: 1.How large are three main countries in North America? 2.What’s the population of North America? 3.What language do people in Mexico speak? 【Keys】　1.About 24 million square kilometers. 2.About 550 million people.　3.Spanish. [设计意图]　加深同学们对整体的掌握,学生们带着问题有目的地倾听,容易把握内容回答问题。 StepⅣ.Post-listening Activities After listening to the lesson,get the class to read it aloud. Then practice the lesson.Focus on ... ...