Unit 4 Topic2 When was it invented? (SectionB) 城东中学杨萱.

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Unit 4 Topic2 When was it invented? (SectionB) 城东中学杨萱

（被动语态） Review 英语：助动词 Be(is/am/are/was/were)+ 及物动词的过去分词构成被动语态表示主语是动作的承受者，汉语中常用 “ 由 ”“ 被 ” “ 给 ”“ 受 ” 等词来表示被动

use, for, photo football, play, world Football is played all over the world. Cameras are used for taking photos.

A recorder is used in our English class every day. recorder, use, class

Computer desk use put A computerdesk is used for putting a computer on MP3 is used for listening to music. MP3 use listen to music

English Learning Machine Help improve An English Learing Machine is used for helping us to improve our English

red wine/made from grapes Red wine is made from graspes. Mobile phone /invented/1973 Mobilephone was invented in 1973.

bank, rob yesterday satellite,send up, last year A man-made satellite was sent up into space last year. The bank was robbed yesterday.

1a Listen, read and say (Michael,Janeand their classmates are visiting the ScienceMuseum) M: Look, a light bulb! J: Yeah. It is widely used in our everyday life. Do you know when it was invented? M: It was invented in J: Who invented it? M: Thomas Edison. It ’ s said that Edison made more than One thousand inventions during his life. J: What about radio? M: The radio was invented by Guglielom Marconi in 1895 Let ’ s go this way. Look! An airplane. It ’ s different from today ’ s. J: Yes. It was invented by Wilbour and Orville in 1903.

InventionInventorYear Light bulbEdison11879 radioGuglielmo Marconi 1895 airplaneWilbur and Marconi b Work alone Read 1a again and fill out the form

listening Listen to the tape, choose the correct answers and fill the blank Inventor Year A. Karl Bend a B. John Baifd C.AlexanderGraham Bell c.1885 b.1876

Practise 用所给的动词的适当形式填空： 1.These bananas here from Taiwan yesterday (bring) 2. The radio in 1895 (invent) 3. Paper from wood (make) 4.Our teaching build last year.(build) 5.These sweaters of wool. (make) 1.were brough 2.was invented 3. is made 4. Was built 5.are made