过去进行时教学精选课件.ppt
关于过去进行时教学第一页，本课件共有18页The Past Continuous Tense（过去进行时态）（过去进行时态）第二页，本课件共有18页What were they doing?They were studying.第三页，本课件共有18页What were they doing?They were talking.第四页，本课件共有18页What was she doing?She was making faces.第五页，本课件共有18页What was he doing?Hewaswriting第六页，本课件共有18页What was he doing?Hewasshopping.第七页，本课件共有18页What was the man doing?He was running.第八页，本课件共有18页They were studying.They were talking.She was making faces.He was writing.He was shopping.He was running.第九页，本课件共有18页The Past Continuous Tense(过去进行时态)定义：定义：构成：构成：过去进行时态表示过去某一时刻或某一阶段过去进行时态表示过去某一时刻或某一阶段正在进行正在进行正在进行正在进行着某着某种事情及动作种事情及动作。主语主语+“(was,were)+v-ing+“(was,were)+v-ingv-ingv-ing是动词的分词形式，动词是动词的分词形式，动词was,werewas,were根据主语人称根据主语人称进行变化进行变化。否定式否定式：人称人称+was(were)+not+v-ing 疑问式：疑问式：was（were）+主语主语+v-ing标志词标志词：表示过去时间的词语，表示过去时间的词语，如如yesterday,last year 第十页，本课件共有18页请仔细观察下面几个进行时态的句子，并总结出动词变为现在分词的规则.I was doing my homework just now.He was playing the piano.They were dancing in the hall.He was writing some words.He was running.She was swimming.My parents were shopping just now.第十一页，本课件共有18页同学们通过观察找到什么规律没有呢？第十二页，本课件共有18页动词现在分词的构成规律动词现在分词的构成规律 1)一般情况下，在动词原形后直接加-ing.如：workworking(工作)dodoing（做）playplaying（玩）2)以不发音的字母e e结尾的动词，去掉结尾的动词，去掉e e，再加-ing.ing.如：dancedancingdancedancing（跳舞）（跳舞）comecomingcomecoming（来）（来）(但动词词尾是字母组合但动词词尾是字母组合eeee的的,就不能去掉词尾就不能去掉词尾e e，而应直接加而应直接加-ing-ing。例如。例如:see:seeseeing)seeing)3)3)重读闭音节单词，如果末尾只有一个辅音字母，则重读闭音节单词，如果末尾只有一个辅音字母，则双写这一字母，再加双写这一字母，再加-ing.如：如：getgetgetting(得到得到)shop)shopshopping（购物）（购物）runrunrunningrunning（跑）swimswimswimmingswimming（游泳）（游泳）第十三页，本课件共有18页 练习练习写出下列动词的写出下列动词的ing 形式形式.1.help_ e_3.swim_ 4.eat_5.give_ 6.take_7.sit _ 8.play_helpingcomingswimmingeatinggivingtakingplayingsitting第十四页，本课件共有18页课堂练习一 1)I _ _ basketball with my friend.(play)2)She _ _ to school last week.(go)3)They _ _ water just now.(drink)4)The bird _ _ on the tree.(sing)5)He _ _ on the playground.(run)6)The dog _ _ in this river.(swim)7)We _ _ lunch just now.(have)一、填写出下列进行时态的句子的正确动词形式一、填写出下列进行时态的句子的正确动词形式was playingwas goingwere drinkingwas singingwas runningwas swimming were having第十五页，本课件共有18页二、句型转换二、句型转换1.I was watering the flowers.(否定句否定句)2.She was jumping.(一般疑问句一般疑问句)3.The boys were playing cards.(划线提划线提问问)4.He was doing his homework.(复数句复数句)I was not watering the flowers.was she jumping?What were the boys doing?They were doing their homework.第十六页，本课件共有18页课后小结一、什么叫过去进行时态？二、过去进行时态的组成结构是什么？三、动词改为现在分词的规则有哪几种？四、常见的过去进行时态中的特征词 有哪些？第十七页，本课件共有18页感谢大家观看第十八页，本课件共有18页
