Unit 4 Lesson 21 Look at the Photos 教材分析通过本节课的学习，使学生继续加深对现在时和过去时概念的理解。加深学生对中国旅游城市及文化的理解。 教学目标【知识目标】1. 学生能听懂、会说、认读并书写下列词汇：photo, were, was, happy2. 学生能继续加深对现在时和过去时概念的理解。【能力目标】通过本节课的学习，使学生继续加深对现在时和过去时概念的理解。【情感目标】 教学重难点通过本节课的学习，加深学生对中国旅游城市及文化的理解。【教学重点】能够用现在时和过去时介绍自己在不同的年龄阶段，不同的年龄特征。【教学难点】能够用现在时和过去时介绍自己在不同的年龄阶段，不同的年龄特征。 课前准备 Tape recorder, Multimedia 教学过程Step 1. Warm-uphave hadeat atedo didgo wentsee sawStep 2.Presentation1. Dannys story(1) am, is, are, was, were，Every new word is said two times.(2) I am happy.He is happy. She is happy.You are happy. We are happy. They are happy.I was happy.He was happy. She was happy.You were happy. We were happy. They were happy.对于I/she/he，在过去时态中用was，在现在时态中用am/is。对于you/they，在过去时态中用were，在现在时态中用are。(3) were, played, was, happened, hurt(4) We were on the train to Beijing.We played with the baby.It was fun.Danny was at the Palace Museum.What happened?He hurt his tail.Step 3.Practice1. Read and write “am”, “is”, “are”, “was” or “were”.1. was, am 2. were, are 3. was, is 4. were, are2. Talk and write.Read Li Mings description of the pictures they took in the Imperial Palace. Emphasize the following verb: look (present tense. Li Ming now lets you see the picture. Were, went, had (past tense). Li Ming is telling you what happened when they visited the Imperial Palace. Now, the students draw a picture of their own in the blank of my picture on the right. Then, write a picture of what they do when they take a picture. It can be anything the student wants to write. At least three sentences are written in the usual past tense.Step 4. Summaryphoto were was happyI was a baby in 2002.I am a boy now.Li Ming was short in 2003.He is tall now.Step 5. HomeworkRead and recite the text Part1. 教学反思略。