英语人教版八年级下册unit 7 课时一 井方.docx

教学设计Step 1 Teaching aims 1, Improve the listening and speaking skills. 2, 学习完成任务所需要的语言 3，学会含有大数字的度量结构的表述，并掌握用不同的句式表达比较级和最高级。Step 2 Preparations PPT, I Have a Dream 视频Step 3 Key points and difficulties 1, 学习并掌握表达物体的长、宽、高、深和面积。正确运用形容词和副词的比较级和最高级 2，学会含有大数字的度量结构的表述。 3，提高听说能力。Step 4 Teaching process 1, Leading in 出示四张图片，让学生认识四个图片所代表的地区。 2, PresentationQuestions1a (1) Look at the four pictures. Match the facts you know. (2)Check the answers.Listening1b (1) Ask students to listen to the tape carefully. (2) Check the answers. (3) Key points: 比较级+than any other +n.(单)=最高级+n.(单)Practice1c (1) T: What is the biggest desert in the world? S: The Sahara. T: How big is it? S:Its about 9,600,000 square kilometers in size 以此对话为依据进行小组活动，用所给的图片和词组编对话。 (2) 教师制定小组进行对话表演Listening2a2b (1) Ask students to listen to the tape carefully. (2) Check the answersRole-play the conversation (1)Ask student to read the conversation in pairs. (2)Translate the conversation. (3)Key points: feel free to do sth. 一种口语表达，无拘束做某事，按照自己的意愿做某事。 As far as I know固定表达，“据我所知” 3, Practice 4, Sum up Words and phrase: square, meter, deep, desert, population, Asia, feel free, tour, tourist, wall, amazing, ancient, protect, wide,as far as I know. Sentences: How big/high/long is .? What is the +最高级+n.+in the world? 形容词比较级+than any other +n.(单) =形