Unit12 一般现在时-【mini伴读】小学生初级英语语法

伴读知识碎片化随时随地学 Unit⑩一般现在时 1.定义 表示经常发生或习惯性的动作、状 态。与频率副词 usually,ofen,some- times, always和时间状语 at week ends, on Sundays连用 2.构成 ①当谓语是be动词时,一般现在时 082 的构成:主语+be动词+其他成分。如 am a student He is jim's father They are from Japan ②当谓语是行为动词时,一般现在 时的构成 A.主语(非第三人称单数)+动词原 形+其他成分 often watch Tv at the weekends Mr green and Mrs green like col 083 小学生初级英语语法 伴读知识碎片化随时随地学 lecting stamps B.主语(第三人称单数)+动词的第三 人称单数形式+其他成分 Jim usually visits his grandparents on Sundays She sometimes goes to the park with her mother 3.动词的第三人称单数 动词的第三人称单数形式变化规则: ①通常情况下,直接加s。如: read-reads swim--swims ②以s,sh,ch,o结尾,加-es。如: wash--washes dodoes ③以辅音字母+y结尾,变y为i,再 es。如 study--studies fly- flies ④不规则变化。如: havehas 4.一般现在时的句型 ①肯定句:主语+动词(原形或第」 学生初级英语语法 伴读知识碎片化随时随地学 人称单数)+其他成分。如 They watch TV every day She watches TV every day ②否定句:主语+dont/ doesn't+动 词原形+其他成分。如 They don't watch TV every day She doesn' t watch TV every day ③一般疑问句:Do/Does+主语+动 词原形+其他成分。如 Do they watch TV every day? 08 Does she watch TV every day? ④特殊疑问句:疑问词+一般疑问 句。如 What do you like? What does he eat every morning? 087 学生初级英语语法