六年级鲁教版一般现在时语法讲解.ppt

一般现在时 概念 经常 反复发生的动作或存在的状态及 现在的某种状态 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 are 3 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 is are am Exercise 1 Kitty 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 is are am is are are is 否定句的构成 主语 be not 其他 is not am not are not isn t m not aren t 1 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 t aren t am not isn t aren t aren t isn t Yes it is No it isn t 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 not be 主语其他 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 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变为i 再加es fly flies carry carries study studies 3 以 s x ch sh 结尾的 在词尾加 es teach teaches iz watch watches box boxes 4 以 o 结尾的动词 加 es go goes z do does z Complete the sentences 1 My father listen to the radio 2 Mike study in a middle school 3 She take Tom for a walk after supper 4 He wash his hands 5 Simon pass the ball to me 6 Miss Li teach Chinese 7 It four legs listens takes studies washes passes teaches has 8 否定句的构成 主语 助动词 do does not 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 当主语为单数时 用助动词does构成否定 注意 don t 和 doesn t 之后动词一定要用原形 Complete the sentences Use the proper verb forms in brackets 1 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 plays doesn t play go don t go enjoy don t enjoy like doesn t like 12 行为动词一般疑问句的构成 含行为动词 或称为实义动词 一般疑问句的 改写 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 don t 助动词 主语 动词原形 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don t doesn t We read English every morning Do you read English every morning Tom s father listens to English on the radio every evening Does Tom s father listen to English on the radio every evening 1 肯定式 1 主语 be am is are 表语 I am a student It She He is a teacher You They are classmates 2 主语 情态动词 can must may need shall I can speak English She must go to school 构成形式 3 3 主语主语 行为动词 行为动词 speakspeak saysay callcall go go runrun 1 I speak English 1 I speak English 2 She He It speaks English 2 She He It speaks English 3 They call me Tom 4 He runs very fast 注意 在一般现在时态的肯定句中 当主语是第三人称单数 she he it 行为动词要加 s或者 es 2 一般现在时态的否定和疑问式 1 Be动词 肯定句 She is a student 否定句 She is not a student 一般疑问句 Is she a student 肯定回答 Yes she is 否定回答 No she isn t 2 情态动词 e g She can speak Chinese 否定句 She can t speak Chinese 一般疑问句 Can she speak Chinese 肯定回答 Yes she can 否定回答 No she can t 3 行为动词 1 e g I run very fast 否定句 I don t run very fast 一般疑问句 Do you run very fast 肯定回答 Yes I do 否定回答 No I don t 2 e g She likes Maths 否定句 She doesn t like Maths 一般疑问句 Does she like Maths 肯定回答 Yes she does 否定回答 No she doesn t 注意 在一般现在时态中 当谓语动词是 行为动词的时候 变否定和一般疑问句时 要借助助动词do和does帮忙 当主语是 第三人称单数 she he it 的时候用 does 其他人称用do 借助助动词do和 does以后 动词要用动词原形 一般现在时态的用法 表示目前或现在存在的状态或特征 e g She is often late 表示客观存在及普遍真理 e g The earth is round 表示现在经常和习惯性发生的动作 常与 sometimes often usually always everyday 等时间状语连用 在时间状语从句中表示将来发生的动作 e g If it doesn t rain tomorrow we ll go to the park 表示按时间或计划将要发生的动作 常与时 间状语连用 常用动词为 come begin go leave arrive stop start return E g Our holidays begin in a week 就单词的正确形式填空 1 He look tired 2 The earth go round the sun 3 may I have your pen 4 Practice make perfect 5 They usually come to school earlier 6 Class begin at eight every morning 7 When he come we ll go out to meet him 8 How be your father 9 There be a school there looks goes May makes come comes begins is is 一 写出下列动词第三人称单数的变化形式 be have come go stay teach write take study watch fly play Homework 二 将下列句子变成否定式和一般疑问句 1 Her name is Li Ling 2 We go to school at night 3 My brother works in a factory Her name isn t Li Ling Li Ling Is she Li Ling Is she Li Ling We don t go to school at nightgo to school at night Do you go to school at night Do you go to school at night My brother doesn t work in a radio factory brother doesn t work in a radio factory Does your brother works in a radio factory Does your brother works in a radio factory 三 单项选择 1 The Browns a nice car and Brown s brother a nice jeep A have have B has has C have has D has have 2 If their house not like ours what it look like A is is B is does C does does D does is 3 you think he will come If it tomorrow he will not come A Do rains B 。