八年级英语上册 unit 8 natural disasters period 6 grammar学案 （新版）牛津版

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1、Naturaldisasters一．预习作业及预习交流A.检查学生预习单词情况(个别读且纠正——集体读)B.预习作业交流(小组核对——集体校对——质疑交流)用所给动词的正确形式填空：1.Look!Somechildren____________(chat).2.Sorry,I________(help)thebabytietheshoelaceatpresent.3.Somechildren___________(chat)thistimeyesterday.4.Sorry,I_________(help)

2、thebabytietheshoelaceatthattime.5.I_______________(wash)myfaceat6thismorning.6.She_____still______(lie)inbedthistimeyesterday.7._____you___________(watch)TVfromseventonineyesterdayevening.8.--Wheredidyougojustnow?--Totheteachers’office.--Whatwereyoudoingth

3、ere?--I_____________(solve)amathproblemwithmyteacher.Ittookusalongtimetoworkitout.9.People________(run)wildlywhilepiecesofglassandbricks_________(fall)down..二．交流展示及点拨提高）A.当两个延续（思考．举例）的动作同时发生，两个句子都可用过去进行时来表示，用while连接，如：1.People________(run)wildlywhilepieces

4、ofglassandbricks________(fall)down.2.Yesterdayafternoon,whileDaniel_______(work)onthecomputer,Millie______(stand)besidehim.3．We_____(clap)ourhandswhiletheperformers____(march)acrossthepark.B.当一个延续的动作正在发生的时候，另外一个瞬间动作发生了，可用“when”或“while”连接，较长的动词用过去进行时，较短动词用一

5、般过去时．1.Hellokitty_____(wave)tothevisitorswhileshe_________(dance)tothemusic.2.We______(read)aterriblestorywhensuddenlythelights______(go)out..3.Thedoorbell______(ring)whilewe__________(talk)onthephoneyesterday.C.一般过去时与过去进行时用法的比较:一般过去时表示在过去某个时间发生的动作或存在的状态，而

6、过去进行时则表示在过去某一时刻或某一段时间正在进行的动作。如：1.Mary_____alettertoherfriendlastnight.Mary昨晚给她的朋友写了封信。（信写完了。）2.Mary______alettertoherfriendlastnight.Mary昨晚一直在给她的朋友写信。（信不一定写完。）三．检测反馈A.用when/while填空1.______Simonarrived,Amywasreading.2.IwasreadingEnglish______theteachercamei

7、n.3._____mymotherwascooking,thephonerang.4.Mrs.Wangwaslisteningtomusic_______herhusbandwasreadingnewspapers.B.用所给动词的正确形式填空1.Millie___________(look)foravideoaboutearthquakeswhenSimon____(see)herinthelibraryyesterday.2.WhenIgothomelastnight,Mum________(watch

8、)TV.3.What_________you_________(do)at9:00p.m.lastnight?C.翻译1.下雪时，我们常常堆雪人。2.我们到达公园时，一些人在拍照。3.王飞今天像往常一样到校很早4.当时我们在踢球，她们在做游戏。参考答案（学案）一B1arechatting2amhelping3werechatting4washelping5waswashing6was;lying7Were;wat