初中英語(yǔ)演講主題：天氣教學(xué)課件

WeatherAroundUsYouralarmgoesoff.Anewdaybegins.Whatwillyouwear?Whatwillyoudo?Youranswersdependontheweather.THERESTLESSAIRYouprobablytalkabouttheweatheratleastonceeveryday.Justwhatisweather?Insimpleterms,weatheriswhatishappeningintheairaroundyou.WEATHER?atleast至少Weatheraffectsourlivesinmanydifferentways.Airlinepilotsknowhowfastandfromwhatdirectionwindsareblowingbeforetheytakeoffandland.Peoplewhofishareawareofstormsbrewingoutatsea.Farmerswaitfordryweathertostartharvestingtheircrops.WEATHERaffect影響harvest收獲crop莊稼WEATHERorCLIMATEWeatherispoweredbythesunheatingEarth.ThisheatenergyisresponsibleforcreatingdifferentclimatesindifferentplacesonEarth.Whileweatherchangesfromdaytoday,climateisaregion’sgeneralpatternofweatheroveralongperiodoftime.pattern模式InternationalKiteFestivalWEATHERFORECASTIfyouwanttoknowwhattheweatherwillbeliketomorrow,youcanfindaforecastinthenewspaper,onTV,oronInternet.Untilabout150yearsago,however,forecastsweremadebypeopleobservingtheirsurroundings.Theypaidalotofattentiontothecloudsandthewinds.Today,forecastingtomorrow’sornextweek’sweatheristhejobofmeteorologists(氣象學(xué)家),scientistswhostudytheweather.Modernweatherforecastingdependsoncollectingenormousamountsofinformation—allaroundtheworld.TORNADOTORNADOAtornadoisaviolentstormwhosecentreisacloudintheshapeofafunnel(漏斗).Tornadoscanalwaysmakeverystrongcircularwinds.Windsinsideatornadomayreachspeedsofmorethan400kilometersanhour.Atornadomaysuckupcars,trees,andevenbuildingsonlytosmashthembackdowntoEarth.Tornadosusuallylastlessthantenminutes.However,theycanleavebehindatrailofseveredestruction.AfteratornadoAfteratornadoADVICEWEBSITETOVISIT:1.NationalWeatherService:

2.TheWeatherChannel:

ThanksForWatching!1、考前物質(zhì)準(zhǔn)備考試前一天要整理好學(xué)習(xí)生活用具。首先是準(zhǔn)考證；其次是鋼筆、鉛筆、圓規(guī)、直尺、量角器、三角板、橡皮等；再次是必要的如手絹、清涼油和生活用品。

2、考前心理準(zhǔn)備成績(jī)優(yōu)秀的考生應(yīng)記?。骸皼](méi)有常勝將軍”、“不以一次成敗論英雄”；成績(jī)不太好的考生要有“破釜沉舟”的決心。

3、高考當(dāng)天早晨，應(yīng)有良好的心理暗示如“我很放松，今天一定能正常發(fā)揮”、“今天我很冷靜，會(huì)考好的”等。

4、注意早餐早晨一定要吃豐盛的早飯，但不能過(guò)于油膩。