八年级英语上册 Unit 8 Natural disasters period 5教案 （新版）牛津版-（新版）牛津版初中八年级上册英语教案VIP专享VIP免费

Unit8Naturaldisastersperiod5教学目标1.Helpthestudentslearnthepastcontinuoustensewithconjunctions“when”,“while”and“as”.2.Enablethestudentstouse“when”,“while”and“as”correctlywhentheytalkabouttheiractivities.重点难点3.Helpthestudentslearnthepastcontinuoustensewithconjunctions“when”,“while”and“as”.4.Enablethestudentstouse“when”,“while”and“as”correctlywhentheytalkabouttheiractivities.教学过程教师复备Step1Warmingup.1.Askandanswersomequestionaboutwhatyouweredoing.Step2Presentation1S:Iwas….WhenMr.Yuancamein.Rule:用When引导时间状语从句，两个动作可以先后发生，也可以同时进行.(表示正在进行时，用延续性动词)2.WhileIwastalking,youwerelistening.WhileIwastalking,someonewalkedby.Rule:用While引导时间状语从句，两个动作同时进行.(表示正在进行时，用延续性动词)WhileIwastalking,someonewalkedby.Iwastalkingwhensomeonewalkedby.3.AsIwastryingtofindmywayout,Isuddenlyheardsomenoiseaboveme.T:As的同时进行主要表示动作发生的背景或条件，意思为“随着……”；“一边……，一边”动作先后——when动作同时——when,whileandas正在进行的动作必须用进行时Step3Practice1.Completetheexercisesonpage98.2.Makesentenceswith‘while’,“when”and“as”.3.Makeadialoguewithyourpartner.Step4Consolidation.A.Fillintheblankswiththepropertenseofthegivenverb.1.Millie___________(look)foravideoaboutearthquakeswhenSimon____(see)herinthelibraryyesterday.2.WhenIgothomelastnight,Mum________(watch)TV.3.What_________you_________(do)at9:00p.m.lastnight?B.Fillintheblankswithaproperconjunctionwhen,whileoras.1.______Simonarrived,Amywasreading.2.IwasreadingEnglish______theteachercamein.3._____mymotherwascooking,thephonerang.4.Mrs.Wangwaslisteningtomusic_______herhusbandwasreadingnewspapers.教学反思。