be, 情态动词，实义动词的一般现在时 课件 2023-2024学年人教版英语七年级上册

一般现在时 一般现在时 1. 含有be动词的一般现在时 2. 含有实义动词的一般现在时 含有be（am/is/are）的句式变化。 I am a student. 否定：I am not a student. 一般疑问句：Are you a student? 肯回：Yes, I am. 否回：No, I’m not. 含有be（am/is/are）的句式变化。 She/He is a student. 否定：She/He is not a student. 一般：Is she/he a student? 肯回：Yes, she/he is. 否回：No, she/he isn’t. 含有be（am/is/are）的句式变化。 They are students. 否定：They are not students. 一般：Are they students? 肯回：Yes, they are. 否回：No, they aren’t. 5 含有情态动词的句型变化（can/must/should） I can say my ABCs. 否定：I can not say my ABCs. 一般：Can you say your ABCs? 肯回：Yes, I can. 否回：No, I can’t. 含有情态动词的句型变化（can/must/should） She can play computer games. 否定：She can not play computer games. 一般：Can she play computer games? 肯回：Yes, she can. 否回：No, she can’t. 规律总结： 否定：be/情态动词后面+not. 一般疑问句：be/情态动词提前 一人称变二人称 句号变问号 特殊疑问句：特殊疑问词+一般疑问句？ Practice. 1. We can spell it. 变否定句： 变一般疑问句： 变特殊疑问句： 2. You can ask me for help. 变否定句： 变一般疑问句： 变特殊疑问句： 含有实义动词的一般现在时。主谓一致！ 我有一支钢笔。 I have a pen. 他有一本英文词典。 He has an English dictionary. 他们有一张桌子。 They have a desk. 你的弟弟有一本书。 Your brother has a book. 主语为三人称单数，谓语也要用三人称单数！ have的三单为has 10 第二人称 第三人称 复数 单数 单数 复数 复数 you you they, boys… he, she, it… 用动词原形 用三单 第一人称 单数 I we 一.用have或has填空 1．I ________ three friends in Class Two. 2．They ________ a big classroom. 3．Harry ________ two cats. 4．Bill and Alice ________ a son and a daughter. have has have have 5．We ________ a good English teacher. 6．She ________ a red pencil box. 7．Bob's brother ________ two ping­pong bats. 8．The dog ________ one eye. 9．My father ________ a new car. 10．Jim and I ________ some pictures. has has have has has have 实义动词的三单规则 一般情况直接加s. 如：play-plays; like-likes; love-loves, come-comes; know-knows; get-gets, find-finds 2. 以字母s, x, ch, sh,o 结尾的动词加es. 如：teach-teaches; fix-fixes; do-does 3. 以辅音加y结尾的动词，变y为i，再加es. 如:study-studies. 含有实义动词的句式变化。 1.主语为非三单。 They have a brother. 否定：They don’t have a brother. I have a pen. 否定： I don’t have a pen. You have a ruler. 否定：You don’t have a ruler. 变否定