新译林版八年级下册英语 Unit 1 课时3 教案（教学设计）

1、精品文档 精心整理精品文档 可编辑的精品文档Unit 1 Past and presentReading 21. To grasp some useful expressions and understand the new tense-Present perfect tense;2. To retell the main idea of the text；To get more detailed information about the changes to the town and understand the new tense-Present perfect tense. Step

2、1 Pre-checking.Translate the phrasesAsk some students to give us the answers and then correct;Ask them to read together.B.预习交流作业（见学案） 小组核对集体校对质疑交流C.Further understanding the text. Ask and answer.Who is Mr Chen?(He is Daniels grandpa who lived in Sunshine Town before.) What do you know about Mr Chen?

3、(He got married in 1965.Then he and his wife moved to another flat in the center of town. Lase Last year, they moved again. Now, he often meets his friends in the park.He feels a bit lonely from time to time.) What was in Sunshine Town in the past?(There was some small restaurants,shops and market s

4、talls. There was also a small post office and an old cinema.)How many people lived there in the past?(30,000 people.) What is the town centre now?(Its a park. )What does Mr Chen do in the park?(He meets his friends to play cards and Chinese chess.)Why is there less water pollution than before?(Becau

5、se the government has took taken action to reduce the pollution. )Step 2 Presentation A. Present perfect tense: 概念: 动词结构：have/has+动词的过去分词 基本用法：表示这个动作发生在不确定的过去时间并对现在有影响。 拓展延伸：在现在完成时态中，常连用的副词有already, yet, just, before, ever, never, recently，等以及 for和since引导的时间短语。let students find some model sentences

6、in comic strip and in the interview. eg. Ive just eaten it.Have you ever moved house? Practising: Take out your paper to finish exercises in Part Two A B.Explain some useful expressions and patterns used to do/be ；过去常常做/是 get married to sb = marry sb . 与某人结婚。 until 直到 not until 直到才 change a lot . turn into 变成 Water turns into ice when it freezes Step 3 PractiseActivity: work in pairsFinish the exercises on page 11 in School book and then correct.Step 4 Sum upGet more detailed information about the changes to