现在进行时复习课件.ppt
现在进行时态现在进行时态(I)(I)1.定义定义:表示现在表示现在(说话瞬间说话瞬间)正在进行的动作。正在进行的动作。He is watching TV now.He is drinking a glass of water.还可以表示还可以表示当前一段时间内当前一段时间内的活动或现阶的活动或现阶 段正在进行的动作。段正在进行的动作。We are working on a farm these days.I am writing a book this year.Grammar2.谓语动词的构成谓语动词的构成:助动词助动词be+V-ing。请大家注意观察，其中的请大家注意观察，其中的be 随着人称、随着人称、数的变化而变化数的变化而变化(am,is,are三种形式三种形式)。我正在探望我的朋友。我正在探望我的朋友。他正在吃一根冰激凌他正在吃一根冰激凌我们正为假期计划着我们正为假期计划着 她们正躺在阳光下她们正躺在阳光下Im visiting my friend.He is eating an ice cream.Were planing for holiday.They are lying in the sun.实义动词的现在进行时句式：实义动词的现在进行时句式：肯定句肯定句:主语主语（I/We/You/They）+be+ving.+其他其他They are getting ready for Spring Festival.否定句：否定句：主语主语（I/We/You/They）+arent doing.+其他其他 一般疑问句：一般疑问句：Are+主语主语（I/we/you/they）+ving+其他？其他？They are getting ready for Spring Festival.Are they getting ready for Spring Festival?肯定句：肯定句：Lucy is reading an English book.否定句：否定句：主语主语（He/She/It）+isnt doing 其他其他主语主语（He/She/It）+is doing+其他其他Lucy isnt reading an English book.一般疑问句：一般疑问句：Is Lucy reading an English book?Is+主语主语（he/she/it）+Ving.+其他？其他？特殊疑问句：疑问词特殊疑问句：疑问词+are/isare/is+主语主语+ving.+其他？其他？e.g.What are you doing?(she)What is she doing?Where are you cleaning the house?(he)Where is he cleaning the house?:Look!Listen!At the moment 等。等。What are you doing now?(你在干什么？你在干什么？)At the moment,Im reading.(我现在正在读书。我现在正在读书。)Listen!She is singing.(听，她正在唱歌。听，她正在唱歌。)Look!My mother is watering the flowers.(看，我妈妈正在浇花。看，我妈妈正在浇花。)Its 9.Mike is playing football.V-ing的组成形式有如下几种：的组成形式有如下几种：1)动词后面直接加动词后面直接加ing doing buying playing2)动词去掉动词去掉e加加ing:having taking giving writing3)重读闭音节、结束只有一个辅音字母重读闭音节、结束只有一个辅音字母 的的,双写动词最后一个字母双写动词最后一个字母,然后加然后加ing。running swimming sitting shopping getting beginning putting4)特殊形式的变化特殊形式的变化 lie lying die-dying4.动词动词-ing的构词规律的构词规律:把下列动词改为把下列动词改为v-ing形式。形式。sit swim run put get see jump read clean eat listen write have take playtingmingningtingtinginginginginginginginginginging5.他们在探望朋友。他们在探望朋友。They _.6.Tony 在写明信片吗？在写明信片吗？对。对。_ Tony _?Yes,_.1.现在是现在是5点钟，人们在喝下午茶。点钟，人们在喝下午茶。_five and people _ _.2.这个小孩在等公共汽车。这个小孩在等公共汽车。The boy _for a bus.Its are having is waitingafternoon tea四、完成句子。四、完成句子。are seeing friendsIs writing a postcard he is4The boy _(get off)the bus.3The boy _(get on)the bus.getting ongetting off句型转换：句型转换：1.They are cleaning the house.（一般疑问句）（一般疑问句）2.Sam is at work.（改为同义句）（改为同义句）3.Tom is singing.（改为否定句）（改为否定句）Are they cleaning the house?Sam is working.Tom is not singing.4.Kate is putting on her new skirt.划线划线提问）提问）5.She is sitting near the window（划线（划线提问）提问）What is Kate doing?Where is she sitting?
