小学一般现在时(详细讲解)

1、一般现在时一般现在时一般现在时(关键词)现在现在经常反复发生经常反复发生习惯性习惯性规律、真理规律、真理1.1.表示表示现在的状态现在的状态： e.g. Hee.g. Hess twelve. twelve. She Shess at workat work. .2.2.表表经常、反复、习惯性经常、反复、习惯性的动作的动作： e.g. I get up at 6:30 e.g. I get up at 6:30 every dayevery day. . He reads English He reads English every morning.every morning.常用的状语：常用

2、的状语：often , sometimes , usually , every day 等。等。3.表示不受时间限制的普遍真理和自然规律表示不受时间限制的普遍真理和自然规律： e.g. Two and foure.g. Two and four is is six.six. The moon The moon goesgoes around the earth. around the earth. 常与一般现在时连用的词常与一般现在时连用的词1、every系列 every day year month week morning afternoon evening、频率副词 never、次数一次

3、一次once两次两次 twice三次三次 three times一周两次一周两次 twice a week每周四次每周四次 four times a week每周六每周六 on Saturdays每周日每周日 on Sundays一般现在时的构成一、系动词一、系动词be的一般现在时的一般现在时1、构成、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 isareamExercise 1、Kit

4、ty_an English girl. 2、We _students. 3、I _ from Guangzhou. 4、She_ tall. 5、Lucy and Lily _ good friends. 6、Those chairs _broken. 7、The bag_ mine.isareamisareareis否定句的构成否定句的构成主语 + be + not + 其他is not =am not=are not=isntm notarent 1、Kitty (not) an English girl. 2、We (not) students. 3、I (not) from Taizh

5、ou. 4、She (not) tall. 5、Lucy and Lily （not）good friends. 6、Those chairs (not) broken. 7、The bag (not) mineisntarentam notisntarentarentisnt Yes，it is. No，it isnt. 1、Is this your English book ？注意：在回答时，主语要用相应的代词代替be + 主语 + 其它部分？ 肯定回答：Yes，主语+be否定回答：No，主语+be+notbe主语主语其他其他含be一般疑问句的改写 秘诀：一调二改三问号一调：即把句中的be

6、调到主语前；二改：改换主语称谓，即将句中的主语I my mine we our ours等第一人称分别改为相应的第二人称you your yours等；三问号：句末的句号改为问号 行为动词的一般现在时构成构成主语 + 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？1、大多数动词在词尾直接加s， read reads look looks play plays 2、以辅音字母加y结尾的动词，要先将y变

7、为i，再加esfly flies carry carries study studies 3、以“s, x, ch, sh”结尾的，在词尾加“es”，teachteaches iz; watchwatches box-boxes 4、以“o”结尾的动词，加“es” gogoes z dodoes z Complete the sentences. My father_(listen) to the radio every day. Mike_ (study) in a middle school. She_(take) Eddie for a walk after supper. He_(wa

8、sh) clothes with his hands. Simon _ (pass) the ball to Daniel. Miss Li_ (teach) Chinese. Look at the animal, it _ four legs.listenstakesstudieswashespassesteacheshas8否定句的构成否定句的构成主语 + 助动词（do/does）+not +动词原形原形 + 其他These boys dont（do not） like playing football.The girl doesnt （does not）read English eve

9、ry 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 当主语为单数时，用助动词does构成否定注意：dont 和 doesnt 之后动词一定要用原形Complete the sentences. Use the proper verb forms in brackets1. Jordan _(play) basketball. He _(not play) football.2. I _(

10、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.playsdoesnt playgodont goenjoydont enjoylikedoesnt like12行为动词一般疑问句的构成行为动词一般疑问句的构成含行为动词（或称为实义动词）一般疑问句含行为动词（或称为实义动词）一般疑问句的改写的改写 秘诀：一加二改三

11、问号秘诀：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（同第一家组）；三问号：句末的句号改为问号。 问句： Do your parents like English？ 肯答： Yes，they do. 否答： No，they dont.助动词 + 主语 + 动词原形原形 + 其它？ 肯定回答用“Yes, 主语+ do/does.”否定回答用“No, 主语+do not/does not.”助动词也常用缩写形式，主要有dont，doesnt We read English every morning. Do you read English

12、 every morning? Toms father listens to English on the radio every evening . Does Toms father listen to English on the radio every evening?句型转换句型转换1. Mr. Green comes from Shanghai. (改为一般疑问句改为一般疑问句)2. Millie lives in a flat in Beijing. (改为否定句改为否定句)Does Mr. Green come from Shanghai?Millie doesnt live i

13、n a flat in Beijing. 3. Daniel enjoys playing computer games. ( (改为一般疑问句并做肯定回答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，原句里的改疑问句或否定句时，原句里的some要改成要改成anyThere are some books on the desk. (改为否定句)There arent any books on the desk. Are there any books on the desk?and or 变否定句时，and要变成orThere is some air and wate