Unit 2 Let’s talk about the past.教案

unit 2  let’s talk about the past.教案
lesson 7
教学目标：通过恐龙话题，继续学习过去事件的表达，了解英语中动词过去时态的用法。
教学重点：
 1.用过去时叙述已经发生的事情：
  last friday, the children had social studies.    
  they learned about a very interesting topic. 
  miss liu told them about some animals.
 2. 介绍恐龙的语句：
dinosaurs lived millions of years ago.
dinosaurs were huge animals.
教学难点：
1.  了解被动语态：these animals are called dinosaurs.
2.  no more 的用法。
3.  会翻译we can only find their bones dinosaurs.
4.  知道dinosaurs 的活动方式：some ran very fast, but some only walked slowly. some could fly.
5.  知道dinosaurs 按吃的方式来分种类：
some dinosaurs ate grass and plants and some ate meat.
教具准备： 
有关恐龙的挂图，教学挂图，录音磁带、活动手册。
教学过程：
一、warming-up.
1. 让学生用was 或were讲述一件昨天发生的事情。
2. 听写四会句子：
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