九年级英语上册 Unit 5 Look into Science Lesson 30 Science Affects Us课件 （新版）冀教版

Lesson 30Unit 5 Look into Science5学习目标学习目标objectivesobjectives1. Words and expressions：mobile phone, suggest, affect, development， discovery, in place2. Continue to learn Attributive Clause.3. Keep trying and never give up.Lead inLead inSome Experiments 1.Have you ever done any interesting experiments? Can you describe one of them? 2.What would life be like without computers or mobile phones?THINK ABOUT ITPre-readingPre-readingdiscoveryaffectsuggestmobile phonedevelopmentn. 发现发现v. 影响影响v. 建议建议n. 手机手机n. 发展发展New words Science affects peoples _ lives. Without the scientific developments of recent years, our lives would be very different. Can you imagine life without computers or _? Scientific _ are making our lives better and better. DNA is really one of the most amazing things on the earth. Many people think it will _ the world.everydaymobile phonesdiscoverieschangeWhile-readingWhile-reading1. Wang Mei didnt enjoy learning about DNA. ( )2. Who did an experiment in science class this week?_.3. Does Wang Mei think the experiment they did sounds interesting? _.4. The air pressure _ is higher than that of the water pushing down from inside the jar.5.I always wonder what life would be like without computers or mobile phones ._FBrian, Danny and JennyYes, she doespushing up on the cardboard我一直想知道如果没有电脑和手机生活会是什么样子。我一直想知道如果没有电脑和手机生活会是什么样子。中考题型中考题型 课堂练课堂练1. I suggest you try it, too!Language Points suggest v. 建议，提议建议，提议1) suggest sth. to sb. 向某人建议某事向某人建议某事2) suggest doing sth. 建议做某事建议做某事3) suggest that (should + do) 建议建议4) suggestion n. 建议建议2. THE EXPERIMENT YOU DID SOUNDS INTERESTING.*定语从句定语从句；先行词为；先行词为experiment，(that) you did为从句。为从句。*sounds interesting 听起来有趣听起来有趣sound接接adj. 作表语。作表语。3. SCIENTIFIC DISCOVERIES ARE MAKING OUR LIFE BETTER AND BETTER.This is an important discovery.这是一个重要的发现。这是一个重要的发现。We have discovered their secrets. 我们已经发现我们已经发现了他们的秘密。了他们的秘密。* discovery作可数名词，意为作可数名词，意为“发现、发觉发现、发觉”，复数形式是复数形式是discoveries。如：。如：discover是及物动词，意为是及物动词，意为“发现发现”，后加名词、，后加名词、代词或宾语从句。如：代词或宾语从句。如：* better and better 比较级比较级+and+比较级比较级 “越来越越来越”。FREE TALKPost-readingPost-readingHow do these inventions affect our everyday lives? What life would be like without these inventions?. 单项选择。单项选择。( )1. Bob never does his homework _ Mary. Yes, he makes lots of mistakes. A. so careful B. as carefully asC. carefully D. as careful asPracticePractice( )2. Do you know this boy?Which boy?The one _ under the big tree. A. lay B. lain C. laying D. lying( )3. How do you know that she likes singing?I often hear her _ after class. A. to sing B. sangC. sing D. sings( )4. They stopped _ , but there was no more sound. A. to listen B. to hearC. listening D. hearing( )5. My younger brother isnt _ to take care of himself. A. enough old B. old enoughC. small enough D. enough small用所给词的适当形式填空。用所给词的适当形式填空。 badly scared injured完成句子。完成句子。1. Dont worry about your son. Its _ _ (没没什么严重的什么严重的). 2. We neednt _ _ _ (叫救护车叫救护车). 3. _ _ (小心小心)！There is something dangerous ahead.答案答案: 1. nothing serious 2. call an ambulance 3. Be careful4. He _ _ _ (尽力赶上尽力赶上)the early bus, but it was too late. 5. Dont worry about him. I can _ _ _ (照顾照顾) him. 答案答案: 4. tried to catch 5. take care of1. He didnt agree to go there with us.He _ there with us.2. Why dont you go swimming with me?Why _ swimming with me?3. Grandma takes care of my sister every day. Grandma _ my sister every day.4. You dont have to go home today.You _ home today.同义句转换。（每空一词）同义句转换。（每空一词） refused to go not go looks after neednt go 1.Finish off the rest exercises. 2.Preview lesson 31.HomeworkHomework