高二英语课件高二英语上学期Unit4usinglanguage高二英语课件

Unit4GlobalwarmingUsinglanguageUnit4Skimthelettersandfindwhothewritersareandwhattheirpurposeofwritingthelettersis.Thefirstletteriswrittenbyastudentwhoisaskingforsuggestionsforhisproject--globalwarming.ThesecondletteriswrittenbyaneditorofEarthCaremagazine.Heoffersthestudentsomesuggestionsonwhattodoaboutglobalwarming.Unit4.NowScantheletterandlistEarthCare’ssuggestionsandtheningroups,discusswhetheryouthinkyoucancarryouteachsuggestion.GivereasonsforyouranswersUnit4SampleanswersEarthCare’ssuggestionsCanyoucarryitout?ReasonsIfyouarenotusingelectricalappliances,turnthemoff.Yes.Saveenergy.Ifyou’recold,putonmoreclothesinsteadofturninguptheheat.Yes.Saveenergy.Motorvehiclesusealotofenergy,sowalkorrideabikeifyoucan.Yes.Saveenergy.Unit4Recyclecans,bottles,plasticsandnewspapersandbuythingsmadefromrecycledmaterials.Yes.Saveenergy.Getyourparentsorfriendstobuyproductsthataremadetosaveenergy.Yes.Saveenergy.Plantmoretrees.Yes.Plantsabsorbcarbondioxidefromtheair.Talkwithyourfamilyandfriendsaboutglobalwarmingandtellthemwhatyou’velearned.Yes.Together,individaulscanmakeadifferent.Unit4Makeaposter1.Giveyourplsteralargeheading.2.Useimperativesentencestolistthewayswecanreducetheamountofcarbondioxideintheair.3.Tryeverypossiblewaytomakeyourposterimpressive,whichisthepurposeofaposter.