小学英语语法..pptVIP

小学英语语法总结：动词加ing的变化规则 动词加ing的变化规则 　　1.一般情况下，直接加ing，如：cook-cooking 　　2.以不发音的e结尾，去e加ing，如：make-making, taste-tasting 　　3.如果末尾是辅音字母加一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：run-running, stop-stopping 小学英语语法总结：现在进行时 1.现在进行时表示现在正在进行或发生的动作，也可表示当前一段时间内的活动或现阶段正在进行的动作。(句中一般含有now, look, listen.) 　　2.现在进行时的肯定句基本结构为be+动词ing. 　　如：Tom is reading books in his study . 　　3.现在进行时的否定句在be后加not。 　　如：Tom is reading books in his study . 　　Tom is not reading books in his study . 　　4.现在进行时的一般疑问句把be动词调到句首。 　　如：Tom is reading books in his study . 　　Is Tom reading books in his study ? 　　5.现在进行时的特殊疑问的基本结构为：疑问词+一般疑问句? 　　(注意：当划线部分包含谓语动词时，用疑问词代替划线部分放到句首，原划线处应加上doing) 　　如：Tom is reading books in his study . Tom is reading books in his study . 　　Is Tom reading books in his study ? Is Tom reading books in his study ? 　　What is Tom doing in his study? Where is Tom reading books? 小学英语语法总结：一般现在时的变化 1. be动词的变化。 　　肯定句：主语+be+其它。 如：He is a worker. 他是工人。 　　否定句：主语+ be + not +其它。 He is not a worker.他不是工人。 　　一般疑问句：Be +主语+其它。(be动词移到句首) 　　如：I am a student. 　　-Are you a student? 　　-Yes. I am. / No, Im not. 　　特殊疑问句：疑问词+一般疑问句。 　　如：My bike is under the tree. 　　Is your bike under the tree? 　　Where is your bike? ? 　　 小学英语语法总结：一般现在时的变化 2.行为动词的变化。 　　肯定句：主语+动词原形(+其它)。 　　否定句：主语+ dont( doesnt ) +动词原形(+其它)。 　　如：I like bread. 　　I dont like bread. 　　当主语为第三人称单数时，要用doesnt构成否定句。 　　如：He ofter plays football. 　　He doesnt often play football. 　　一般疑问句：Do( Does ) +主语+动词原形+其它。(句首加助动词do, does) 　　如：I often play football. 　　- Do you often play football? 　　- Yes, I do. / No, I dont. 　　当主语为第三人称单数时，要用does构成一般疑问句。 　　如：She goes to school by bike. 　　- Does she go to school by bike? 　　- Yes, she does. / No, she doesnt. 　　特殊疑问句：疑问词+一般疑问句。 　　如：She goes to school by bike. 　　Does she go to school by bike? 　　How does she go to school? 　　动词+s的变化规则 　　1.一般情况下，直接加-s，如：cook-cooks, milk-milks 　　2.以s. x. sh. ch. o结尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes 　　3.以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studies 小学英语语法总结：一般现在时的构成 　1. be动词：主语+be(am, is, are)+其