江苏省扬中市同德中学七年级英语上册 7A 一般现在时课件

一般现在时 simple present tense1. Things that we often do表示经常反复发生的动作Millie gets up at 6:30 every morning. 2.Things that are always true一直正确的事(真理、规律)Cats eat fish.3. Things that are true now表示现在的状态Simon likes playing football.常与一般现在时连用的词1、every系列every DaySunday weekyearmonthmorningafternoonevening/nighton inat …２、频率副词never３、次数一次　 　 两次三次 一周两次每周四次每周.. on + 星期几(s)每周六和周日oncetwicethree timestwice a weekfour times a weekon Saturdays and Sundays一般现在时的构成一、系动词be的一般现在时二、情态动词的一般现在时三、实义（行为）动词的一般现在时一、系动词be的一般现在时1、构成：主语 + be + 其他2、be 包 括 哪 些 ？is am are3、 什么时候用is？ 什么时候用am？ 什么时候用are？ 取决于主语是单数还是复数The girl is my friend.主语为单数时――→主语为复数时――→主语为“I”时 ――→isareamExercise1、Kitty an English girl.2、We students.3、I from Taizhou.4、She tall.5、Lucy and Lily good friends.6、Those chairs broken.7、The bag mine.isareamisareareis否定句的构成主语 + be + not + 其他is not =am not=are not=isn’t’m notaren’t1、Kitty (not) an English girl.2、We (not) students.3、I (not) from Taizhou.4、She (not) tall.5、Lucy and Lily （not）good friends. 6、Those chairs (not) broken.7、The bag (not) mine.isn’taren’tam notisn’taren’taren’tisn’t行为动词的一般现在时构成主语 + 行为动词 + 其他These boys like playing football. The girl reads English every morning.注意：当主语为第三人称单数时，行为动词要加s或者es什么时候加s，什么时候加es呢？P117Complete the sentences. Use the simple present tense of the verbs in bracketsMy father_______(listen) to the radio every day. Mike_______ (study) in a middle school.She______(take) Eddie for a walk after supper.He_______(wash) clothes with his hands.Simon ______ (pass) the ball to Daniel.Miss Li_______ (teach) Chinese.Look at the animal, it ____ four legs.listenstakesstudieswashespassesteacheshas8否定句的构成主语 + 助动词（do/does）+not +行为动词原形 + 其他These boys don’t（do not） like playing football.The girl doesn’t （does not）read English every morning.什么时候用助动词do，什么时候用助动词does呢？取决于主语The girl reads English every morning.These boys like playing football.当主语为复数时，用助动词do构成否定do not = don’t + V原形当主语为单数时，用助动词does构成否定does not = doesn’t + V原形注意：don’t 和 doesn’t 之后动词一定要用原形否定句Change the following sentences after the models.I like red. They like apples. We take a bus to school every day. Model 1: I like fish. I don’t like fish.Model 2. He likes reading. He doesn’t like reading.I don’t like red.They don’t like apples.We don’t take a bus to school every day.104. His brother plays football after school. 5. It looks like a cat. 6. She has a dog at home. His brother doesn’t play football.It doesn’t look like a cat.She doesn’t have a dog at home.11Complete the sentences. Use the proper verb forms in brackets1. Jordan _______(play) basketball. He ___________(not play) football.2. I _______(go) swimming on Sunday. But I___________ (not go) shopping.3. My cousins _______(enjoy) computer games. But they __________(not enjoy) ball games.4. You _______(like) fish. But he ___________(not like) fish.playsdoesn’t playgodon’t goenjoydon’t enjoylikedoesn’t like12一般疑问句一般说来，英语中共有四种问句，分别是： 1、一般疑问句 2、特殊疑问句 3、选择疑问句 4、反意义疑问句 今天我们来学习一般疑问句。那么，什么是一般疑问句呢？我们一起来听听一般疑问句的自白：　　行为动词一般疑问句的构成问句： Do your parents like English肯答： Yes，they do.否答： No，they don’t.Do + 主语 + 动词原形 + 其它？ 肯答用“Yes, 主语+ do.”否答用“No, 主语+don’t.”问句： Does your brother like English肯答： Yes，he does.否答： No，he doesn’t.Does + 主语 + 动词原形 + 其它？ 肯答用“Yes, 主语+ does.”否答用“No, 主语+doesn’t.”秘诀：一加二改三问号一加：即在句首加助动词Do或Does二改：1、把谓语动词改为原形；2、改换主语称谓（一二人称）；三问号：句末的句号改为问号。句型转换1. Mr. Green comes from Shanghai. (改为一般疑问句)2. Millie lives in a flat in Beijing. (改为否定句)Does Mr. Green come from Shanghai?Millie doesn’t live in a flat in Beijing.3. Daniel enjoys playing computer games.(改为一般疑问句并做肯定回答)Does Daniel enjoy playing computer games?Yes, he does.some、any一般说来，some 用于肯定句中，any 用于否定句和疑问句中 。 改疑问句或否定句时，原句里的some要改成anyThere are some books on the desk. (改为否定句)→There aren’t any books on the desk. →Are there any books on the desk?Why not buy some apples? 为什么不买些苹果呢? Would you like some more apples? 你要不要再吃点苹果?注意：在表示建议或希望得到肯定回答时，some可用于疑问句，不用变成any.and or变否定句时，and要变成orThere is some air and  water on the moon .→ There isn't any air or water on the moon. He has some brothers and sisters. →He doesn’t have any brothers or sisters.在否定句当中，too要改为eitherI like eating apples, too.→I don’t like eating apples, either.