《青少版新概念》 1B 知识点总结一.一般现在时: 表示经常的,习惯性的动作或客观事实、真理等。am,are,is; / do, does eg: I 'm a student. You are right. He is sad. The earth goes around the sun. I go to school every day. He watches TV on Sat. . 二、There be 句型1. 定义: There be句型表示某处存在某物或某人存在某处。2. 结构:(1) There is + 单数可数名词 /不可数名词+ 地点状语 . (2) There are + 复数名词+ 地点状语 . there是引导词,在句中不充当任何成分,翻译时也不必译出。谓语动词 be 要与主语(某人或某物)的数保持一致。当主语是两个或两个以上的名词时,谓语动词要与跟它最近的那个名词一致。(就近原则)eg:There is a bird in the tree. 树上有一只鸟。There is a teacher and many students in our classroom. 我们教室里有一位老师和许多学生。(就近原则)There are two boys and a girl under the tree. 树下有两个男孩,一个女孩。(就近原则)三、Have/has got 的用法:1. 定义 :它表示某物归某人所有,是一种所属关系, 主语为人,只有“拥有”的意思。2. 转换: have got,has got(第三人称单数)3. 句型: I have got three sisters. He has got a bike. 4. 比较: There be 和 Have/ has got eg: There are some apples in the fridge. We have got some apples in the fridge. 注意: some 和 any 的用法1) 一般情况,some用在肯定句中, any 用在否定句和疑问句中eg:There are some students in the classroom。2) 在下列场合, some也可用于疑问句。1、说话人认为对方的答复将是肯定的。eg: -Do you wait some people here? -Yes, I wait for my friends.( 说话人认为是在等人,所以用some)-Do you wait any people here? -No, I wait for a bus. (说话人不知道是否是在等人,所以用any) 2、款待用语或问句的实质等于提出一个要求并希望得到肯定的回答时。eg:Don't you want some more tea?(你不想再来点茶吗?)Do you buy me some drink?(你是不是该请我喝一杯?)四、情态动词 can 的用法说明:情态动词can 有一定的词义 ,但不能独立存在 ,它必须与动词原形一起构谓语。情态动词ca...