初中英语时态-现在进行时(共11张PPT)

现在进行时 Part one 定义及结构 定义 表示现在或者现阶段正在进行的动作 I am watching TV now. Be quiet! Your sister is studying She is preparing for the exam these days 结构 I am watching TV now . am/is/are+doing Be quiet! Your sister is studying . She is preparing for the exam these days. Part Two 动词变化 规则 例词 （1）直+ing go—going work—working sing—singing （2）去e+ing dance—dancing make—making take—taking （3）双+ing（辅元辅） run—running swim—swimming hit—hitting （4）改ie为y+ing lie—lying tie—tying die—dying Activity 1 Choose the correct answer to change the given verbs in their third person singular forms drink _____ come______ hop ______ make______ die ______ have______ swim______ lie ________ 1：直+ing 2：去e+ing 3: 双+ing（辅元辅）4：改ie为y+ing drinking coming hopping making dying having swimming lying Part Three 句式变化 is isn't 句式 例句 肯定句 My father is swimming in the pool now. 否定句 My fathe