1、Unit7 Protect our Earth (Period 2) 一、教学内容： Grammar time, Fun time 二、教学目标： 1、复习 story time，使学生能流利复述课文。 2、学习 should/should not 的用法 3、能学会运用 useto句型 4、通过做画册、演讲等活动，使学生明白我们应该保护地球的道理。 三、 教学重难点： 1、学生能正确掌握 should/shouldnt 的用法。 2、学生能灵活运用 useto句型 3、开展做画册、演讲等活动，使学生明白我们应该保护地球的道理。 四、教学准备：PPT 五、教学过程： Step1 Revisio
2、n Lets talk : Retell the text 根据表格来复述课文 Step2 Presentation & Practice 1Lets learn 根据复述课文，出示书上 grammar time 中的 use.to.句型 2.Read the sentences. 3. Find the rules. T: What else do we use them to do? 学生活动：根据所示图片，选择正确的资源，用 use.to.造句 T: Just now you made a lot of sentences with “ use.to.”. How to use “use
3、.to.”? Try to find the rules. 学生活动：根据例句，寻找规律。 4.Try to use T: Great. Can you use it? Lets check. Look at these two words. Can we use “use.to.” to make a sentence? （提供 water-sit) T: Do we use water to sit? T: We use water to water trees. Wood comes from trees. We use wood to make chairs. We use chair
4、s to sit. 学生活动：模仿老师的示范展开发散性思维，进行造句练习。 5.知识拓展： Do you know? T: We use these things every day. But do you know.?（播放录音并呈 现一些图片和数据，告诉学生地球上的水、煤炭、石油、树木还能用多少年） T: What should we do? S: We should love and protect our Earth. 6. 过渡到 should/shouldnt 句型 Read the sentences and find the rules. 学生活动：观察句子，寻找规律。 7.
5、Try to use. 同桌合作，运用 We should. We should not.描述图片。 8.Show a picture of rubbish, What can we do? 引出“变废为宝”的做法，渗透“reuse”，引导学生欣赏图片，并学会用 Reuseto来造句。 Step3 Consolidation 1.Summarize T: Today we talk about why to protect the earth and how to do it. What can we do to make more people know it? (Make a picture book or give a speech) 2Make a picture book together. 学生活动：根据图片并合作完成。 3. Give a speech 学生活动：根据示范，完成演讲稿并展示。 Step4 Homework 1.Give a speech to your family members. 2.Turn trash to treasure at home.
