高二英語Living with technology教案
wherever作連詞，“在任何地方”、“到任何地方”、“在任何情況下” sit wherever you like.whatever作代詞, 無論, 不管 keep calm, whatever happens作代詞，任何, 每樣 we will be grateful for whatever amount you can afford. or whatever:或其他類似的事物 take any sport basketball, ice hockey, swimming or whatever. 作形容詞，“任何的”、“無論什么的”、“任何種類、程度等的” take whatever measures you consider best.touch取得/保持聯系 we're in close touch with our office in spain.lose touch失去聯系 we lost touch over the years 4. how have different electronic devices changed over time?electronic 電子的 electricity n.electric 用(帶)電的，產生電的electrical 和電有關的，電的 +more general nounselectronic dictionaries/music/banking/mailan electric cable/blanket/fan/cooker electrical equipment/devices/appliances an electrical fault/engineeran electric(al) company/current/shockreadingpart a 1. when did regular public tv broadcasting begin around the world? it began on 11 may 1928 in new york and in london on 20 agugust 1929. 2. what is webtv? it is the tv set combined with the world wide web. 3. what was invented in 1954? the cassette recorder. part c1 t t f f f t t
part c2 year event 1877 first recording of a human voice was made 1925 first public showings of wireless tv transmissions were made in the usa. 1948 cable tv began in the usa; 3 american scientists invented the transistor 1951 color broadcasts began in the usa. 1954 invention of transistor led to the development of cassette recorders 1958 first lps(long-play records) came onto the market 1962 satellite began to be used to broadcast tv. 1982 first cds produced by using digital technology were made available 1987 development of mp3 technology started in germany 1989 international standards for digital tv were established 1992 development of md palyer began. 1996 first web tv set-top boxes came onto the market. language points 1. some consider digital tv to be superior to satellite tv.(page 2,line 19)