九年级英语语法幻灯片.pptVIP

时态 不同时间发生的动作，动词要用不同形式 已学习过的时态 1.v原形 2. v三单 判断下列句子的时态 1.She works in a factory. 2.I was doing my homework at this time yesterday. 3.We are going to have a picnic this Sunday. 4.They held a sports meeting last week. 5.Are you helping your mother . 现在完成时 现在完成时动词构成: have / has + v 过去分词 动词的过去分词形式 1.规则动词 2.不规则动词 1. 她成为一名护士已经三年了。 2. 我五年前就认识李雷了。 3. 那些相片我已经寄给他了。（post） 4. 我来到这个学校后，他就一直教我。 5. 我刚丢了我的历史书。 been How long have you become a league member？ For more than one year. Have you arrived here since last night. Yes，you’re right. The dog has died for a month. He has gone to Shanghai twice. How long have been at this school? Since two years . * * Welcome to our class -----现在完成时态 语法练习课 动词形式 时间 名称 was/were+v-ing 过去某一时间，在进行 过去进行时 1.v-ed（规则动词） 2.不规则动词 过去（与现在无关） 一般过去时 1.will/shall+v原形 2.am/is/are going to +v原形 即将，计划 一般将来时 正在进行 现在进行时 平时，经常 一般现在时 am/is/are+v-ing 1.will/shall+v原形 2.am/is/are going to +v原形 1.v-ed（规则动词） 2.不规则动词 was/were+v-ing 一般现在时 过去进行时 一般将来时 一般过去时 现在进行时 1.过去发生的动作对现在造成的影响或结果。 2.过去已经开始，持续到现在的动作或状态 动词构成：have/has+v过去分词 had breakfast I have just had my breakfast. (现在我不饿) I’m not hungry now moved here in 2000 I still live here I have lived here for three years. I have lived here since 2000/three years ago. now 助动词 否定 haven’t hasn’t 疑问 Have you……? Has he……? finish--finished--finished live--lived--lived carry--carried--carried stop—stopped--stopped Eg. go—went—gone see---saw—seen forget—forgot--forgotten I, finish, homework I haven’t finished my homework. Have you finished your homework? Yes, I have. / No, I haven’t. I have finished my homework. She has been a nurse for three years. I have known Lilei since five years ago. I have already posted the photos to him. He has taught me since I came to the school. I have just lost my history book. ( 1).for+表示一段时间的短语 ( 2).since+表示过去时间点的词语 ( 3).since+表示过去时间的时间状语从句 eg.I have been a teacher ______ a year. He has been at this school ____