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1、天气预报,Extra listening,Weather forecast,Part 1 Getting ready,The condition of wind,temperature,rain,sunshine,snow,etc.,at a certain time of over a period of time is called weather.British people often have conversations about the weather.,The following words are related to weather and some are frequen
2、tly used in weather forecasts.Examine them carefully and study the definitions.,2-1,1.freezing point:the temperature at which water becomes ice2.relative humidity:a measure of the amount of moisture in the air3.calm:peaceful,not rough4.barometric pressure:the downward pressure of the air at a partic
3、ular place5.widely scattered:far apart6.shower:a fall or rain or snow lasting a short time,2-2,7.lows:the low temperatures during a certain period of time.8.variable:changeable9.thunderstorms:local,short storms with thunder,lightening,and heavy rain10.gale:a very strong wind.11.the weatherman,Import
4、ant knowledge,Wind-related words:wind velocity/a cutting(bitter)wind/an easterly wind breeze/gust/gale/hurricane/cyclone/tornadoRain-related words:drizzle/moderate rain/shower 阵雨downfall/heavy rain/downpour/rainstorm Sky-related words:,Cloudy;sunny;gloomy;clear;windy;warm;dark,etc.,Temperature relat
5、ed info.,The differences between“C”and“F”Temperature can be measured in degrees Centigrade or degrees Fahrenheit.Usually we use“”to stand for Centigrade or Celsius.The abbreviation for Fahrenheit is“F”.The sign for degrees is“”.Centigrade or Celsius is commonly used in China,while Fahrenheit is wide
6、ly used in English speaking countries.The formula for temperature conversion are:=5(F-32)/9 and F=9C/5+32,Ex.1,You are going to hear five statements about temperature,write down all the sentences you hear.,-10,0,10,20,30,40,50,60,70,80,90,100,14,212,50,68,86,104,122,140,158,176,194,32,The freezing p
7、oint of water is 0 or 32 F.The boiling point of water is 100 or 212 F.The normal body temperature is 37 or 98.6 F.The temperature on a warm spring day is 15 or 59 F.The temperature on a hot summers day is 35 or 95 F.,Ex.2,You are going to hear a report on weather around the world.Complete the following table.,New Zealand,Australia,Brazil,7:10 a.m.,4:40 a.m.,1:a.m.,9:00 p.m.,5:10 a.m.,2:10 p.m.,12:10 p.m.,3:10 a.m.,8:10 a.m.,7:10 a.m.,sunny,cloudy,clear,rainy,Windy/warm,rainy,sunny,clear,cloudy,rainy,30,7,19,33,30,10,24,26,27,21,
