四年级英语下册课件《Module 10 Unit 1 Did you fall off your bike》外研版（三起）.ppt

三年级下册信息技术课件《7.轻轻松松来上网》人教版 （共12张PPT）.ppt

轻轻松松来上网,你们知道从哪获得的资料最快最全吗 你们知道什么样的信件传的最快最安全 你们知道逛什么商店不用出门 ,有了因特网，我们可以坐在计算机前访遍全世界。因特网已经与我们的生活和学习息息相关，密不可分。从这一单元开始，我们学习有关因特,

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1、,Did you fall off your bike?,动词过去式的变法口诀：,Yesterday，表过去，要用一般过去式；规则动词加 ed；有 e 直接加上 d；Talk, talk, talked;Listen, listen, listened;Watch, watch, watched;Phone, phone, phoned.不规则的特殊记，are 变 were；am/is 变 was； do/does 变 did。,talk phone walk rain cook play watch listen help learn,ed,ed,ed,ed,ed,d,ed,ed,ed,ed。

四年级英语下册课件《Module 9 Unit 1 Did he live in New York7》外研版（三起）.ppt

M9 U1 Did he live in New York,请同学们跟老师一块读下列单词play play playedwalk walk walked talk talk talkedlook look lookedcook cook c,

2、,小提示：ed在清辅音后读/t/,在浊辅音后/d/.,/t/,/d/,小试身手:快快说出下列动词的过去式吧.,What happened to Daming?,Listen and think:1.Who went for a bike ride?2.Who fell off his bike ?,Daming and Sam.,Sam.,fall off跌落a变e ，fell off 就是过去式fell off his bike,Lets chant:,ride骑、乘,went for a bike ride 去 骑 自 行 车,thirsty口渴的,watermelon,bought,bu。

3、y 购买花钱去，买完bought 成过去bought a watermelon the watermelon fell off,Lets chant:,carry 运送,carried,Carry carrycarried carried carried the watermelons,Lets chant:,bump 碰、磕,ed,his head .,Game: Whats missing?,watermelon,carried,fell off,thirsty,bought,bump,happen,ride,went,bought,carried,fell off,bumped,go,h。

4、appen,carried,bumped,went,happened,要求学生在课本中找动词过去式,规则变化：,不规则变化：,happen,happened,carry,carried,bump,bumped,go,went,are,were,buy,bought,fall,fell,原形,过去式,原形,过去式,Sam and Daming went for a bike ride.,thirteen thirty thirsty（口渴的）,Then they were hungry and thirsty.,So they bought a watermelon.,buybought(购买)。

5、,Sam carried the watermelon on his bike.,carrycarried(携带，运送),Sam fell off his bike.,fall fell(跌落),The watermelon bumped Damings head.,bumpbumped(碰，磕),1.What your head, Daming?,2.Oh, Sam and I _ ride yesterday .,3.And then we were _ and _.,4.Then Sam his bike!,happened to,went for a bike,hungry,thirsty,fell off,小结：,ed， ed 小尾巴，动词后面跟着它，如果动作已发生，千万不要忘了它。,chant,“ed”,play,Yesterday 昨天,today,。