Unit 5 Look into Science Lesson 29 DNA- the Story of You课前预习单冀教版英语九年级上册(含答案).doc
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1、Lesson 29 DNA-The Story of You【预习目标】1.记忆单词: DNA, blueprint, general, complex, twin, repeat, pattern, identify, related,grandson, granddaughter, instruction;短语in general, except for, be related to, billions of。2.掌握重点句型:In general, a blueprint is a drawing that shows how to put a house together with m
2、any different parts.But building a living thing is far more complex than building a house.You have your own unique DNA, but it repeats patterns from your parents DNA.From your DNA, scientists can identify not only you, but also people who are related to you.【自主学习】-明确目标,自学文本任务一: 根据Lesson 29 DNA-The s
3、tory of You预习课件掌握本节课的四会单词和短语。任务二: 听录音跟读课本Lesson 29 DNA-The story of You课文,跟读2-3遍,了解对话大意。并完成下面的练习题教材解读Read the text and find out main phrases and sentences.Main phrases:in generalexcept forbe related tobillions ofMain sentences:What can scientists do with DNA?But building a living thing is far more c
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