湖北省当阳市淯溪初级中学八年级英语下册 《What were you doing when the UFO arrived：第2课时》课件 人教新目标版.ppt

新目标goforit 八年级下 人民教育出版社 periodtwo whatwereyoudoingwhentheufoarrived paul sleepinglate wherewas at9lastnight ithinkhewasin at whatwashedoingat9lastnight hewas 9 00lastnight missgreen cookingdinner 5 00yesterdayevening infrontofthelibrary mike standing 3 00yesterdayafternoon sally getoutoftheshower 9 00lastnight intheswimmingpool swimming 2 00yesterdayafternoon weknowaufoarrivedontheearth whatdidthestrangeperson aliendoafterhearrived 1 2 3 4 5 2b listenagain completethefollowingsentenceswith when or while 1 theboywaswalkingdownthestreet aufolanded 2 thegirlwasshopping shesawthealiengetout 3 thealienwasbuyingasouvenir thegirlcalledthepolice 4 thealienwasvisitingthemuseum theboycalledthetvstation when when while while 2c groupwork lookatthepicturebelow saywhateachpersonwasdoingwhentheufotookoff makesentenceswith when and while model a whatwasthegirldoingwhentheufotookoff b whilethegirlwas c whentheufotookoff themanwas whilethegirlwaseatingice creamonthestreet theufotookoff whentheufotookoff themanwastakingpictures whiletheboywereridingabikeonthestreet theufotookoff whentheufotookoff thewomanwastalkingsomethingsabouttheufowiththepoliceman thinkandcompare theboywaswalkingdownthestreetwhenaufolanded whiletheboywaswalkingdownthestreet theufolanded whilethegirlwasshopping thealiengotout thegirlwasshoppingwhenthealiengotout 1 while当 时候 后面跟的动作延续 多用进行时态 2 when当 时候 后面跟的动作不延续 1 theboywaswalkingdownthestreetwhentheufolanded 2 thegirlwasshoppingwhenthealiengotout 3 whilethegirlwasshopping thealiengotout 4 whiletheboywaswalkingdownthestreet theufolanded grammarfocus 仔细观察下列带时间状语从句的复合句 注意引导状语从句的引导词和主从句的动词时态 3a 5