小学一般现在时复习教案一、教学目标：复习并掌握一般现在时的构成及其用法。
二、教学重点 : 一般现在时的构成。
教学难点：一般现在时的运用。
三、教具：图片四、教学过程1、定义——一般现在时的自我介绍(1)表示经常发生或习惯性发生的动作时，用一般现在时态。
e.g.:I often watch TV at home. （出示看电视的图片）I usually get up at six .（出示起床的图片）I do my homework every night.（出示做作业的图片）(2)表示客观的事实，用一般现在时态。
e.g.： There are seven days in a week.The sky is blue. （出示的图片）2、特征词——一般现在时的好朋友often usually always sometimes never every+ 时间3、一般现在时的构成——一般现在时的真面目(1)肯定句的结构①be 动词：主语 +be(am,is,are)+ 其它。
e.g.： I am a boy.He is happy.②行为动词：主语+ 行为动词 (+ 其它 )。
e.g.： We study English.The boy plays basketball.★注意：①当句子主语是I, we, they, you （第一、二人称）或复数名词时，动词用动词原形。
②当句子的主语是he, she, it 或单数名词（第三人称单数）时，动词要用第三人称单数的现在式形态（在动词后面加"-s" 或"-es" ）。
e.g.： Mary likes Chinese.★复习：人称单数复数第一人称I we第二人称you you第三人称He\she\it they第三人称单数动词变化——叮当法术变变变！特殊形式：have---has一般动词后加s wears,reads,works,makes,likes,laughs ,buys以 s, x, ch, sh 结尾 ,后加 es watches,brushes,teaches,guesses,catches.以辅音字母+ o 结尾 ,一边加 es goes, does★课堂巩固操练——出示图片，请学生造句（分 4 个小组各造一句）图片组 1:Tom 、 clean the room图片组 2： A Cat、 eat fish图片组 3： Mary 、 watch TV图片组 4： My mother 、work in a factory★练习——考考你1.把下列人称归类Tom, Jiamin, I , my father, you, they, my cousin, her daughter, our teacher, he, she, it, your sister, his friend, his friends, their brother, their brothers, the cat, little dog, the table, my bag第一人称：第二人称：第三人称单数：第三人称复数：2.选择适当的词填空(1)I ______(have, has) a beautiful toy bear.(2)They _____ (have, has ) some postcards.(3)Tim ______(have, has) a new basketball.(4)My sister ________(have, has) three green skirts.(5)I _________(like, likes) playing chess.(6)He _______(like, likes) listening to the radio.（2）否定句的结构①be 动词：人称 +Be(am,is,are) 动词否定形式 + 其它 .Be 动词的否定形式肯定形式否定形式缩写形式am am not\is is not isn ’tare are not aren ’te.g.：I am not a boy.He isn ’thappy.②行为动词：人称+助动词否定形式+ 行为动词 (+ 其它 )第三人称单数一般现在时的否定形式,在行为动词前加doesn ’t(does not).e.g.：I gets up early.I don ’tget up early.We don ’tstudy English.★注意：一旦遇见“ doesn ’t”“do ”这两个词时，动词必须还原。
e.g.The girl likes eating fruits very much.The girl doesn ’tlike eating fruits at all.Does the girl like eating fruits?★课堂巩固操练——出示图片，请学生造否定句（重复用上个环节图片，分男女2组各造两句）图片组 1:Tom 、 clean the room图片组 2： A Cat、 eat fish图片组 3： Mary 、 watch TV图片组 4： My mother 、work in a factory★练习——考考你把下面的句子改为否定形式：He is a worker ._______________________________He often play basketball ._______________________________The students are happy everyday._____________________________________I usually go to the zoo with my mother.________________________________________We spend two hours on our homework every night.__________________________________The cat looks lovely._____________________________________________They dance after school.____________________________________________（3）一般疑问句的结构（一般疑问句读音升调）①Be 动词 + 主语 + 其它？Yes,主语 +Be 动词 .No, 主语 +Be not.E.g.:Are you Jim? —— Yes,I am(这里不能缩写 ).\No,I ’m Tom.Is your father tall? —— Yes， he is.\No,he isn ’t.②助动词（ do\does ） + 主语 + 动词原形（ + 其它）？Yes,主语 +do\does.No, 主语 +do\does not.E.g.:Do you have a story book? —— Yes,I do.\No,I don’t.Does Lily go to school by bike? Yes,she does.\No,she doesn’t.★课堂巩固操练——课堂现场情景句子转换师： He is in red. ——生： Is he in red? Yes,....\No,....师： She is beautiful. ——生： Is she beautiful? Yes,....\No,....师： She looks thin . ——生： Does she look thin? Yes,....\No,....师： ...——生： ...师： ...——生： ...师： ...——生： ...师： ...——生： ...师： ...——生： ...③如果主语是 this that, 回答时用 it 代替，如果问句中主语these, those, 回答时用 they ′代替。
e.g. Is this your bag?—— Yes ,it is.\No,it isn ’t.Are those oranges? —— Yes,they are.\No,they aren’t.★课堂巩固操练——课堂现场情景句子转换师： This is his book. ——生： Is this his book? Yes,it is.\No,it isn’ t.师： That is a schoolbag. ——生： Is that a schoolbag? Yes,it is.\No,it isn’ t.师： This one makes me happy .——生： Does this one make you happy? Yes,it does.\No,it doesn ’t.师： These are desks. ——生： Are these desks?Yes,they are.\No,they aren’ t.师： ...——生： ...师： ...——生： ...师： ...——生： ...师： ...——生：...④述句变一般疑问句应注意的事项a.如果述句中有第一人称，则变问句时最好要变为第二人称。
e.g.： I usually have lunch at school.→Do you usually have lunch at school?My father is playing soccer.→Is your father playing soccer?b.如果述句中有some, 则变问句时往往要变成any 。
e.g.： I have some friends in America.→Do you have any friends in America?★课堂巩固操练——课堂现场情景句子转换师： I listen to the music every Saturday.生： Do you listen to the music every Saturday?Yes,....\No,....师： We like Tom & Jerry .生： Do you like Tom & Jerry ?Yes,....\No,....师： I know some stories in this book.生： Do you know any stories in this book?Yes,....\No,....★练习——考考你变一般疑问句并作肯定和否定回答。