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1、Lesson 4Lesson 4What is it?What is it?-Marilyn Zhang1.To remember some important 2.phrases and sentences.3.能记住重要的短语及句子。能记住重要的短语及句子。4.2.To understand the text correctly.5.能正确理解课文。能正确理解课文。New wordsTo read the new words within 2 minutes and check one by one.4分钟认读分钟认读，比谁的发音更清楚，比谁的发音更清楚.1.eraser n.2.gues
2、s v.3.first adv./num4.wall n.5.blackboard n.6.pencil n.7.ruler n.1.橡皮擦橡皮擦2.猜测猜测3.第一，首先第一，首先4.墙墙5.黑板黑板6.铅笔铅笔7.尺子，直尺尺子，直尺1.橡皮擦橡皮擦2.猜测猜测3.第一，首先第一，首先4.墙墙5.黑板黑板6.铅笔铅笔7.尺子，直尺尺子，直尺Dictation Be careful!Youre the best!Come on!Reading and AnsweringTo read the dialogue in pairs within 5 minutes,and act it out.
3、两人一组两人一组大声朗读大声朗读对话，对话，5分钟后，分钟后，比一比那一组读得更好，更流畅！比一比那一组读得更好，更流畅！nRead Lesson4 again and try to find out any questions you dont understand.n再次再次朗读对话朗读对话,找找出其中的出其中的疑难问题疑难问题.智者善于动脑，智者善于动脑，勇者敢于提问！勇者敢于提问！1.What is it?它是什么？（用来询问某物体是什么。它是什么？（用来询问某物体是什么。=What is this/that?)回答时用回答时用:Its a/an_.1）-What is it?-Its
4、 a ruler.2)-Whats that?-Its an eraser.辨析辨析this/that 1)this指离说话人较近的人或事物；指离说话人较近的人或事物；that-指离说话人较远的人或事物。指离说话人较远的人或事物。Eg:This is an apple.That is an orange.2)在回答在回答this/that作主语的疑问句时，要用作主语的疑问句时，要用it代替代替this/that。eg:Is this a book?Yes,it is.Whats that?Its a pencil.2.Now its your turn.现在轮到你了。1）It is ones
5、turn to do sth._(ones可以用 my,your,his,her,our,their等形容词性物主代词，或 Li Mings,Jims等名词所有格。)今天轮到我擦黑板了。Its_(我)turn_(speak)at the meeting.2)take turns to do sth._.我们轮流擦黑板。轮到某人做某事Its my turn to clean the blackboard today.myto speak轮流做某事We take turns to clean the blackboard2.辨析：辨析：no not (1)no 意为意为“没有没有”时的用法：时的用
6、法：A.其后加可数名词单数时，=not a/an.He has no eraser.=_ B.其后加可数名词复数或不可数名词时,=not any.There are no students in the classroom.=_.There is no milk in the bottle.=_(2)no 意为意为“不，不是不，不是”时，是对一般疑问句的时，是对一般疑问句的否定回答否定回答。-Is she ten?-No,she is nine.(3)not 意为意为“不，不是不，不是,用于用于“be”动词、情动词、情态动词或助动词之后，构成否定句。态动词或助动词之后，构成否定句。He is
7、not a student.He has not an eraser.There are not any students in the classroom.There is not any milk in the bottle1.玩游戏玩游戏2.用它写字用它写字3.在墙上在墙上4.字谜游戏字谜游戏5.非常好非常好6.轮到某人做某事轮到某人做某事7.轮流做某事轮流做某事8.你是对的！你是对的！9.又大又黑又大又黑1.play a game=play games2.write with it3.on the wall4.a guessing game5.very good6.its ones turn to dosth7.take turns to do sth8.Youre right!9.big and black 完成课堂检测题！完成课堂检测题！看谁最快看谁最快!正确率最高！正确率最高！