外研版八年级英语上册语法知识点汇总.doc

PAGE PAGE 1 M1-已学时态总结 一、一般现在时 一般现在时表示经常性或习惯性的动作，常与表示频度的时间状语连用，如often, usually, always, sometimes, never, seldom, every week/day/year/month..., once a week, on Sundays等。动词用原形。当主语为第三人称单数时（he, she, it, 一个人名） ，动词变为三单形式。 肯定句 否定句 一般疑问句 特殊疑问句 Be动词 主语+am/is/are+其它 I am a boy. 主语+am/is/are not+其它 I am not a boy. Am/is/are+主语+其它 Are you a boy? Yes, I am. No, I am not. 疑问词（where/what/ when/who/why/how）+am/is/are+主语+其它 Where are you? 行为动词 第一人称I、第二人称you、 复数 主语+动词原形(+其它)。We play basketball after school everyday. 主语+ dont+动词原形(+其它)。we don’t play basketball after school everyday. Do +主语+动词原形+其它?Do you play basketball after school everyday?? ? Yes, we do. / No, we dont. 疑问词+ do +主语+动词原形+其它?What do you do after school everyday? 第三人称单数 主语+动词三单式(+其它)。 He swims well. 主语+ doesn’t+动词原形(+其它)。 He doesn’t swim well. Does +主语+动词原形+其它。 Does he swim well ?Yes, he does. / No, he doesnt. 疑问词+ does +主语+动词原形+其它。 How does your father go to work? 第三人称单数的动词变化规则： （只有在第三人称(he, she, it, 一个人名)为主语的肯定句中，动词才用三单式） (1)一般情况下，直接加s：runs　　gets　　likes　　 (2)结尾是s, x, sh, ch, o,前为辅音字母，结尾加es：watches, goes, washes, crosses, mixes, does　 (3)动词末尾y，前为辅音，将y改为i加es：study→studies fly→flies 但在y前如果为元音则直接加s：buys　says plays (4)不规则变形： have—has 二、一般将来时 一般将来时表示将来发生的事。常与tomorrow, next day/week/month/year..., soon, in a few minutes, the day after tomorrow, in the future等时间状语连用。 Will/shall +动词原形；（shall用语第一人称） be(am/is/are) going to+ 动词原形 肯定句 否定句 一般疑问句 特殊疑问句 Will/shall+动词原形 主语+will/shall+动词原形+其它成份　 she will write to him next week. 主语 + will /shall+ not + 动词原形 +其它成份 She will not write to him next week. will/shall+主语 +动词原形+其它成份Will she write to him next week? 疑问词+will/shall+主语 +动词原形+其它成份what will she do next week? Be going to +动词原形 主语+ be(am ,is,are) going to +动词原形+其它成份 My sister is going to learn English next year. 主语+be（am，is，are）not＋going to +动词原形+其它成份 My sister is not going to learn English next year. Be (am / is / are)+主语+going to+动词原型+其它成份…? Is your sister going to learn English next year? 疑问词+ be (a