1、Lesson 30 Science Affects UsUnit 5 Look into Science We will learnThe new words: affect, suggest, mobile phone, discovery, amazing Important and difficult points: First, get a jar full of water and a piece of cardboard.The higher air pressure outside the jar holds the cardboard in place.The experime

2、nt you did sounds interesting.Scientific discoveries are making our lives better and better.Lead inHave you ever done any interesting experiments? Can you describe one of them?Lead inWhat would life be like without computers or mobile phones?without/wat/ prep. 無，沒有 without后常接名詞、代詞或動名詞詞組。e.g. My fath

3、er went out without saying a word. 我父親一句話也沒有說就出去了。Listen and imitateLanguage pointssuggest 作及物動詞，意為“建議、暗示”，后加名詞、代詞、動名詞作賓語；也可用在句式suggest somebody to do something 中，表示“建議某人做某事”。e.g. They suggested building a new school. 他們建議建一所新學校。I suggest you to do like me. 我建議你想我一樣這么做。His report suggested the huge

4、loss. 他的報告暗示了巨大的損失。suggestion 是它的名詞形式，意為“建議”，作可數名詞，復數形式是suggestions。e.g. They gave some useful suggestions at the meeting. 在會議上他們給我們提出了一些有用的建議。1.I suggest you try it，too！ Language points2. First, get a jar full of water and a piece of cardboard. 首先，取滿滿一罐子水和一張硬紙片。full of water用在名詞jar之后作定語，不定式、介詞短語、副詞

5、和定語從句都可用在名詞后作定語。e.g. I have a lot of work to do. 我有很多要做的工作。（不定式在名詞后作定語）The eraser on the desk is Marys. 書桌上的橡皮是瑪麗的。（介詞短語在名詞后作定語）Did you meet John on your way home? 你在回家的路上遇見約翰了嗎？（副詞在名詞后作定語）This is the pen that Im looking for. 這就是我正在找的筆。（定語從句在名詞后作定語）Language points3. Scientific discoveries are making

6、 our lives better and better. 一些科學發(fā)現使我們的生活變得越來越美好。“比較級 + and + 比較級”表示“越來越”。e.g.My sister is growing taller and taller. 我妹妹長得越來越高。Our city is becoming more and more beautiful. 我們的城市變得越來越美了。Language pointsdiscovery作可數名詞，意為“發(fā)現、發(fā)覺”，復數形式是discoveries。e.g. This is an important discovery. We should pay more

7、 attention to it. 這是一個重要的發(fā)現。我們必須注意它。discover是及物動詞，意為“發(fā)現”，后加名詞、代詞或賓語從句。e.g. We have discovered their secrets. 我們已經發(fā)現了他們的秘密。1.Read the lesson and fill in the blanks. Science affects peoples _lives. Without the scientific developments of recent years，our lives would be very different. Can you imagine l

8、ife 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. mobile phones changeeveryday discoveries Lets Do It!2.Fill in the blanks with the correct forms of the words in the box.d

9、iscover affect suggest place develop1Jenny _they use a stronger piece of cardboard for the experiment.2The air pressure _ the result of the experiment.3The experiment led to a wonderful _4What are your plans for the _ of your company?5They used a rock to hold the map in _.suggests affects discovery

10、development place Lets Do It!3.Here are some inventions. How do they affect our everyday lives？Talk about them with your partner.TVcameraradiocomputertelephonelight bulbclockwashing machine compasstelescopeXrayeyeglassesLets Do It!With TV I watch TV to get information._I call my friends with the tel

11、ephone. I would spend more time visiting my friends.Example：Lets Do It!information /nfmen/ n.信息e.g. Can you give me any information on this matter？ 關于此事，你能給我提供 一些信息嗎？information為不可數名詞，其前可有much，a lot of，any，a piece of 等修飾。Without TV I would spend more time talking with my family._I play games on the

12、computer. I would spendmore time playing with my pals.Lets Do It!一、根據句意及首字母提示完成單詞1. My sister s_ having a picnic tomorrow.2. Scientists new d_ of the new plant is exciting.3. Computers have a_ our everyday life these days.4. Chinas d_ is quick and surprising.5. Lilys m_ phone looks quite in fashion.

13、uggests ffected iscovery evelopment obileExercises二、單項選擇1Do you enjoy _ a volunteer? If you want _ this，youd better join us. Abeing; knowing Bto be; knowing Cbeing; to know Dto be; to knowCExercises2The policeman discovered who had stolen the car. Afound out Bknew about Clooked for AExercises3The fa

14、ns were _to know the death of their favorite singing star Whitney Houston. Aglad Bangry Cexcited Dsurprised4Listen! The country music _ so sweet. Atastes Bsounds Csmells Dlooks5Without their help, its hard to make the house _. Acleaning Bto clean Ccleaned DcleanBDDExercises三、根據漢語意思完成句子1.令我驚訝的是，他已收到那所大學校長的來信了。 _ my surprise, he has already _ from the principal of the university.2.難道你不知道嗎？_ _ know it?3.我應該向上推還是向下按它？Should I_ it _ or _it _？ 4.我們