朗文英语WelcometoEnglish1BUnit4教学ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,Unit 4 More about animals,Walking Walking,words,eat,sleep,fight,hop,run,swim,What are they doing,现在进展时,定义：现在进展时表示现在正在进展或发生的动作。,构造：,主语,be动词,v,i,n,g,现在进展时的变化规那么,1.直接加ing.,如：play+ing,playing.,sing+ingsinging.,2.去掉不发音的e+ing.,如：write去e+ingwriting,3.重读闭音节，以辅音字母+元音字母+辅音字母结尾的词，要双写尾字母再加ing。,如：,run+n+ingrunning.,辅元辅,给小鸡找妈妈,dance,swim,sing,+ing,双写+ing,去e+ing,He,play,football.,is,ing,She,is,read,ing,a book.,I,am,run,ning.,Listen,!,The bird,is,sing,ing,.,They,watch TV.,are,ing,The man,run,is,ning.,The boy,swim,is,ming.,The teacher,writ,e,is,ing.,They,danc,e,are,ing.,Guess:,What are they doing?,Lets play a game:,Who is the guessing champion,Are they+v-ing,Is it/he/she+v-ing,What are they doing now,What is the cat doing,What is the cat doing,Whats she doing,What are they doing,What is the bear doing,Guessing Game,What is the pig doing,Guessing Game,What is the boy doing,Guessing Game,What is the girl doing,Practice,How many are there,There are,What are they doing,They are,注意单数时句型的变化,