四年级下册英语课件－M10U1 Did you fall off your bike｜外研社2

Module 10 Unit1Did you fall off your bike? talk phone walk rain cook play watch listen help learnededededed dedededed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. cooked talkedwalkedplayedhelped watched listened New words fall 掉下，落下，摔倒 fall off 跌落 fell（fall的过去式）掉下，落下，摔倒 fall down 摔倒，跌倒，坍塌 found（find的过去式）发现，找到 town 城镇，市镇 happen 发生 ride 骑车 then 然后thirsty （口）渴的 water 水bought（buy的过去式）买watermelon西瓜carried（carry的过去式）拿，搬bump撞伤 hospital医院 fall off跌落a变e ，fell off 就是过去式fell off his bike fall 掉下，落下，摔倒fall off 跌落fall down 摔倒，跌倒，坍塌fell（fall的过去式）掉下，落下，摔倒fell off 跌落fell down摔倒，跌倒，坍塌 found（find的过去式）发现，找到town 城镇，市镇happen 发生 （过去式happened） bought（buy的过去式）买 carried（carry的过去式）拿，搬 happen 发生Sam fell off his bike . 跌落ed ride骑、乘went for a bike ride 去 骑 自 行 车 bought buy 购买花钱去，买完bought 成过去bought a watermelon the watermelon fell off carry 运送carried Carry carrycarried carried carried the watermelons bump 碰、磕ed his head . 要求学生在课本中找动词过去式规则变化：不规则变化：happen happenedcarry carriedbump bumped go wentare werebuy boughtfall fell原形过去式原形过去式 Sam and I went for a bike ride yesterday. thirteen thirty thirsty（口渴的）Then we were hungry and thirsty. We bought a watermelon. buybought(购买) 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 towent for a bikehungry thirstyfell off 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。 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”playYesterday 昨天today