9年级U9第四课时教案.docVIP

Unit9 When was it invented? Period4（SectionB3a-4b） 【教学内容】 《Go for it!》教材九年级，Unit9 Period4（SectionB3a-4b） 【设计思路】 由“My beverage”引出新单词——呈现3a图片猜测课文内容引出部分词汇——阅读文章并回答问题给出文章的支架——模仿磁带跟读——“Shen Nong’s story”复述故事——仿写 “From pie plate to disk” ——“Who is the best inventor?”进行拓展【教学目标】 一语言技能目标 1能阅读含有被动语态的简短文章。 2能简单介绍发明物的历史。 3能根据给定的框架进行短文仿写，简单介绍发明物的历史。 二、语言知识目标 1能够灵活运用被动语态的肯定句与疑问句形式。 2能用被动语态来描述发明物的历史。 三、情感态度目标 1了解茶叶的发明历史，增强民族自豪感和爱国主义精神。 2了解飞盘的发明，了解西方文化，增强跨文化意识。 3通过自己的小发明，培养学生想象力和创新思维能力。 【教学重难点】 一、教学重点 1读懂介绍发明物历史的文章。 2运用被动语态的句子，根据范文进行仿写，简单介绍发明物的历史。 二、教学难点 灵活运用被动语态的句子进行范文仿写，简单介绍发明物的历史。 【教学准备】 多媒体课件；配套磁带；录音机 【教学步骤】 Step 1 warming up and presentation Show them a glass of beverage made by myself and ask them these questions . 1.What is it ? Present “beverage” “mixture”. 2.How does it taste ? 3.How does it smell ?What’s in it ? Present “produce”,“pleasant”. 4.Can you guess how I invented it ? Present “by accident”. (设计意图：通过让学生品尝老师自己制作的饮料来进行猜测同时呈现新词汇，既有趣有直观，印象深刻。) Step 2 Prereading Say: You see I can invent this beverage in an interesting way . Today we will also read an interesting story about a kind of popular drink . Then show them the pictures on the screen and ask them to answer these questions . 1.what’s it about ? 2.Who is that man ? Present “ancient person” “emperor” 3.What was he doing ？Revise “boil” （设计意图：利用图片对课文内容进行猜测，同时在情景中引出新词汇，为进一步开展阅读任务作铺垫。） Step 3 Get them toguess my questions first. Then answer the questions on the book . 1.What is the article about ? It is about a kind of popular beverage in the world—tea. 2.When was it invented ? It was invented over three thousand years ago . 3.Who was it invented by ? According to an ancient Chinese legend, the emperor Shen Nong invented it. 4.How was it invented ? The emperor Shen Nong discovered tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush fell into the water and remained there for some time. The emperor noticed that the leaves in the water produced a pleasant smell. Later he decid