牛津译林版八年级英语上册教案： Unit 4Grammar

1、. Grammar 一教学目的1. 学习祈使句以及它的否认形式。2. 学习should和 had better给建议的根本用法。二教学难点掌握给别人提建议词句的选用,以及had better的否认式。三教学内容1. Giving instructions 2. Using should, and had better四教学步骤Step 1 呈现1. 老师先列举一些已经学过的动词开头的句子。如：Put the picture on the wall. Close the window. Take the second turning on the left.告诉学生：这种动词开头的句子就是祈使句

2、，它使用的场合就是当我们要告诉别人做什么时候2. 介绍祈使句的否认式，就是在祈使句的开头加上dont /do not.意思是告诉别人不做某事。如： Dont smoke in the room. Dont bring your dog here next time.Note:有时为了显示说话的礼貌，通常会在祈使句的开头或结尾加please.如：Please help me carry the heavy box. Dont play in the street, please.Step 2 练习Cut draw give keep look try write1. Ask students t

3、o finish the exercise on page 471. _ out piece of card. 2. _ some words or sentence on each card.3. _ a picture about the words or sentence on the other side of the card.4. _ at the picture for a few seconds and _ to remember the content on the other side.Please _ not up, _ trying, and you will find

4、 you can remember things well.2. Check the answers with your partnerStep 3. 知识点讲解Key points1. cut out 剪出2. on the other side of card 在卡片的另一边3. try to remember 尽量记住4. for a few seconds 几秒钟5. keep trying 坚持尝试6. give up 放弃Step 4 呈现1. 我们还可有用should, and had better 来给建议，告诉人们最好怎么做。2. 两个词的区别 had better 在语气上比should更强力。如：You should know a little about DIY. You had better buy a new watch, this is broken注意： had better 变成否认式就是在had better后加not. 如：You had not better b