小学英语Unit 1 I helped my mum.多媒体教学ppt课件

这是一份小学英语Unit 1 I helped my mum.多媒体教学ppt课件，共25页。PPT课件主要包含了skirt，单元新词，clean，打扫清理，finish，dirty，知识讲解，Practise，washed，cleaned等内容，欢迎下载使用。

联想 dress 连衣裙例句 She's gt a new skirt. 她有一条新短裙。
形近 clear 清楚的例句 Please clean yur rm. 请打扫你的房间。
形近 fish 鱼例句 We must finish ur hmewrk. 我们必须完成家庭作业。
对应 clean 洁净的；干净的例句 My shes are dirty. 我的鞋子很脏。
Listen and chant.
Hray, hray, I washed my shirt!Hray, hray, I washed my skirt!
Listen, pint and find “-ed”.
Yesterday, I cleaned my rm.
I finished my hmewrk.
My trusers were very dirty. I washed them.
Then I helped my mum. She was very happy.
Yesterday, I cleaned my rm. 昨天，我打扫了我的房间。
句型“主语+动词过去式（+其他）.”用于描述某人过去的行为。时态 为一般过去时，句中的动词要用过去式。
例句 I played ftball yesterday afternn. 我昨天下午踢足球了。
拓展 动词过去式的变化规则（1）直接在词尾加-ed： 例 finish—finished wash—washed clean—cleaned listen—listened（2）以不发音的 e 结尾的单词，在词尾加-d： 例 dance—danced live—lived
拓展 动词过去式的变化规则（3）以“辅音字母+y”结尾的单词，将 y 改为 i，再加-ed： 例 cry—cried study—studied（4）不规则变化： 例 make—made g—went
Listen and say.
I washed my trusers.
Then I helped my mum.
单项选择。1. I helped my mum. She ________ very happy. A. was B. were C. is2. My skirt was very dirty. I washed ________. A. them B. it C. it's
根据图片及首字母提示填空，完成句子。1. I c__________ my rm last Sunday.2. Yesterday, I w__________ my clthes.