文档介绍：一般现在时和现在进行时的区别一般现在时和现在进行时的区别在英语中, 不同时间发生的动作或存在的状态要用不同的动词形式来表现。每种时态的概念、信息词、结构、句式变化、以及某些时态间的相互区别重点掌握时态 Tense 时态现在进行时: 一般现在时: 现在正在进行的动作经常或****惯性的动作或存在的状态。(The Present Continuous Tense) (The Simple Present Tense) 各时态常用的信息词现在进行时: 一般现在时: now , Look! Listen! at this time Where is …? Don ’ t talk! It ’ s 8:00am. always , usually, often, sometimes ,seldom, never, every day, every … ,three times a day 判断下列信息词是属于哪种时态 now every day Look! often Listen! always three times a week 一般现在时现在进行时改一般疑问句的方法: 改否定句的方法: ①首先看有无 be动词,如果有,将 be提到句首并大写,句末打问号.②如果没有 be动词,看原句的动词形式来决定借用助动词 do/does/did, 并且行为动词要还原。 V- 原形 V-s/es V-ed( 过去式) +动词原形…? 以此类推①首先看有无 be动词,如果有,在 be 动词后面加 not. ②如果没有 be 动词,看原句的动词形式来决定借用助动词 do/does/did, 并在后面加 not, 并且行为动词要还原。主语+don ’ t/doesn ’ t/didn ’t+动词原形 Do … Does … Did … 1. He is a teacher. 2. es from China. 3. I usually take the bus to work. are having classes. played the guitar last night. 先(一般疑问句) 再(否定句) Is he a teacher? He isn ’t a teacher . Does Kangkang come from China? Kangkang doesn ’ e from China. Do you usually take the bus to work? I don ’t usually take the bus to work. Are they having classes? They aren ’t having classes. Did Jane play the guitar last night? Jane didn ’ t play the guitar last night. 句型变化操练现在分词的构成: 动词第三人称单数的构成: ①直接加-ing. ②重读辅元辅,双写尾字母加-ing. ③以 e 结尾去 e加-ing . ①直接加-s. ②以 s, x, ch, sh, o 结尾加-es. ③以“辅音+y “结尾变 y 为i再加-es. have - look - begin- use- shop- get- dance- study- 现在分词第三人称单数 study- finish- have- go- do- play- watch- give- hav ing look ing begin ning us ing shop ping get ting danc ing study ing stud ies finish es has go es do es play s watch es give s 一般现在时现在进行时一般问句否定句动词形式对比时态表格对比学****be+v-ing (现在分词) 在 be 后加上 not Be 提到句首 V - 原形 V- 三人单在行为 do ,does 后加 not , 行为动词还原 Do,Does 提到句首, 行为动词还原