一般过去时复习课件 外研版一起

What am is are I he she it my father Daming you we they Sam and Daming your parents doing? You are... He is... She is... It is... He is... He is... I am... You are... They are... They are... They are... Exercise The twins ___________(wash) the clothes now. Look! He ________ (play) basketball over there. Listen! ______ Sally _______(sing)? 4.What _____(be) you (do) now? are washing is playing Is singing are doing 一般过去时动词变过去式 buy run look is laugh shout come are don't say eat learn won't bought ran looked was laughed shouted came were didn't said ate learnt wouldn't 买 跑 看 是 笑 大叫 来 是 不 说 吃 学习 不再 clean-cleaned help-helped live-lived love-loved play-played stay-stayed paint-painted print-printed invent-invented fall-fell make-made study-studied tidy-tidied see-saw eat-ate go-went come-came learn-learnt get-got have-had buy-bought tell-told take-took read-read hurt-hurt past now future 动词过去式 的构成 规则动词 regular verbs 不规则动词 irregular verbs 规则动词 过去式的构成 1、一般在动词末尾加– ed look play start looked played started 2、结尾是 e 的动词只加 -- d live hope use lived hoped used 3.重读闭音节词， 先双写这个辅音字母，再加—ed stop plan stopped planned 4. 以“辅音字母+y”结尾的词， 先变“y”为“i”再加—ed study worry studied worried 不规则动词 过去式的构成 1.过去式与原形一样 let→let（让） put→put (放下） cut → cut（砍，剪） read→read（读） let→let（让） put→put (放下） 2.把元音字母变成“a” come came give gave drink drank begin began 3.中间去“e” 末尾加“t” sleep slept keep kept feel felt 4.把“i”变成“o” ride rode drive