课题 Unit4 When was it invented? （A） No. 1 一、测测你的理解力和单词应用吧 1. Alexander Graham Bell i________ the telephone in 1876. 2. Do you know how to o______ on the machine? 3. Have you h_____ the baby’s milk yet? 4.?Knives are used for c_____________ . 5. I need a pair of s_________ to wear at home. 二、你能快捷找到最佳答案吗？ （?? ）1. What is a telephone used _____, class? 　　?? A. to????? ????B. in????? ????????C. for?? ????? ?D. about （?? ）2. Was a car invente..

Unit 4 When was it invented ? Section A Talk about the history of inventions. The passive voice. 1b Listen and match the inventions with the dates. a b e d c 1876 1885 1927 1971 1976 d a b e c 1c 1c When was the telephone invented ? I think it was invented in 1876. Julie Thompson battery-operated slippers Chelsea Lanmon heated ice cream scoop Jayce Coziar and Jamie Ellsworth shoes with adjustable heels 2a Listen and number the inventions in ..

Unit 4 When was it invented? Part 1: Teaching design (第一部分：教学设计) Structures: Passive voice (questions and statements) Target language: When was the telephone invented? I think it was invented in 1876. Vocabulary: salty, sweet, sour, crispy, pleasant, potato chips, slipper, leaf, fire, scoop, light bulb, telescope, microwave oven, abacus, camera, beverage, be invented by, be used for, by mistake, by accident Learning strategies: Brainstorming, Role playing SECTION ..