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1、【通用版】2020 届中考英语二轮语法复习过去进行时一、意义:1.表示过去某一时刻正在发生或进行的动作2.表示过去某个阶段一直进行的动作二、结构:肯定:主语+be(was,were)+V-ing+其他否定:主语+be(was,were)+not+V-ing+其他一般疑问句:Be+主语+V-ing+其他?Eg:I was reading a book at this time of yesterday(肯定)I was not reading a book at this time yesterday.(否定)Are you reading a book at this time yesterd
2、ay?(一般疑问句)Yes,I was.No,I wasnt.He was talking when the teacher came in.(肯定)He wasn t talking when the teacher came in.(否定)Was he talking when the teacher came in?(一般疑问句)Yes,he iwas.No,he wasnt.Tips:肯定句变否定句,因为有be 动词,直接在be 动词后加not。变一般疑问句,以为有be 动词,be 动词提前,注意第一人称变第二人称。三、动词原形变动现在分词(V-ing)规则1.直接在动词词尾加ing
3、2.以不发音的e 结尾的,去e 加 ing 3.以重读闭音节结尾的辅元辅结构双写尾字母加ing Eg:swim,run,sit,hit,get,put,let,4.以 ie 结尾的,把ie 变 y 加 ing Eg:lie(说谎),tie(系),die(死)四、时间标志词at that time(在那时),at this time yesterday(在昨天这个时候),at that moment(在那时),at 10 last night(昨天晚上10 点钟),those days(那些天),that year(那一年),that week(那一周),the whole morning(整个早上)和when,while,as引导的时间状语从句。注:When引导的时间状语从句,从句动词可用延续性动词也可以用非延续性动词While 引导的时间状语从句,从句动词只能用延续性动词Eg:She was doing her homework when her mother came in.当她正在做作业的时候她的妈妈进来了(came非延续性动词)She was doing her homework while her mother was cooking.当她在做作业的时候她的妈妈在做饭(cook 延续性动词)