Unit 5 Lesson 29教学设计 2023-2024学年冀教版英语九年级全册

Lesson29 DNA--The Story of You教学设计 基本信息 课题 Lesson 29 DNA--The Story of You 课型 阅读课 主备人 课时 1 备课时间 2023.10.16 授课时间 教学目标 1. To read and understand the passage about DNA. 2. To know more about DNA. 3.Study hard and work for our country ,make our country stronger and stronger. 教学重难点 重点 general, repeat, grandson, granddaughter, instruction, in general, expect for, be related to, billions of… 难点 To know more about DNA. 教学策略 情境教学法 教具准备 PPT 音频 教学过程 主备 Step 1 Lead in Ask the students a question: What do you know about DNA? Let the students watch a video about DNA.How does it work? Let’s watch a video. Step2 Present Show some pictures to learn the new words in this lesson. Ask the students to read aloud, and ask them to make sentences with the new words. Step3 Reading 1.Listen to Para1-3, and fill in the blanks: When you build a house, you use a blueprint. What’s a blueprint? In ______ , a blueprint is a drawing that show how to ______a house together with many different _______. DNA is the blueprint of life. But building a living thing _____ far______ complex than building a house. It takes _______ _______ years for nature to change the DNA in living things to make them fit the world they live in. ______ ______ are you? What colour ar your eyes? What size are your feet? All these things are _______ influenced by your DNA before your are born! Answers: general, put,parts, is, more, millions of, How tall, strongly 2.Read the passage again and write true (T) or false (F). 1. Nature changed the DNA in living things to make them fit the world they live in. 2. Your DNA decided your height, your eye color and the size of your feet. 3. Everyone in the world has their own unique DNA. 4. There is only one set of DNA in your body. 5. Your DNA will pass on to your next generation. Answers:TFFFT Step 4 Exercises: 1. Fill in the blanks with the phrases in the box. in gen