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What did they buy? √ They bought a____. watermelon water A B Task2. listen read and answer. . F Task2. listen read and answer. 1.Daming carried the watermelon on the bike. 2. Did Daming fall off his bike? A.Yes, he did. B.No, he didn’t. Sam off his bike Did fell . fall ? Did 是个照妖镜， 过去式见它变原形。 Practise row a boat cook fish listen to music do the homework fall off the bike A:Did you... yesterday? B:Yes, I did. No, I didn’t. Sam _____Daming and the watermelon to the_________. Task2. listen read and fill in the blanks. took hospital 观察并讨论下列过去式变化有什么不同。 happened /d/ bumped /t/ carried /d/ fell took were bought went did carry happen go do are fall buy take bump 研 be is am was 直接加-ed happen bump 不发音字母e结尾，-d 不规则动词变化无规律，需强记！ fell took were bought went 不发音的辅音字母+y 结尾 y变i, -ed 动词过去式变化规则 did 规则动词 不规则动词 c