小学英语一般现在时ppt课件
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当主语是第三人称单数时,动词需变化. 动词单三的变化: 1、一般情况下,直接加s,如:
reads, plays, works, makes 2、以s, x, ch, sh结尾,后加es. 如:watches 3、以辅音字母加o结尾,一般加es ,如:does, goes 4、“元音字母+y”结尾的单词,直接在词尾加-s。
.
B. 否定句:主语+don’t/ doesn’t+动词原形 +其他。 I study English every morning. I don’t study English every morning.
We speak Chinese. We 源自文库on’t speak Chinese.
Jim likes playing football. Jim doesn’t like playing football.
王叔叔经常做蛋糕。
.
三、单数可数名词或"this / that / the+单数可数名词"作主语时,是第 三人称单数。
①A panda is a shy animal. 熊猫是害羞的动物。
②This book is yellow. 这本书是黄色的。 ③That car is red. 那辆小汽车是红色的。 ④The cat is black. 这只猫是黑色的。
It looks like a cat. 它看起来像只猫。
.
二、单个人名、地名或称呼作主 语;是第三人称单数。
①Han Mei looks like her mother. 韩梅看起来像她的母亲
②Beijing is in China. 北京在中国。 ③Uncle Wang often makes cakes.
例如
.
一般现在时 (一般疑问句)
He is a student. You are a boy.
Is he a student? Are you a boy?
I can swim.
I am a teacher.
Can you swim? Am I a teacher?
.
变一般疑问句
Daming is my friend. Is Daming your friend?
(肯定句)
没有be动词和情态动词,主
语为第三人称单数的肯定句,动
词要按规则加上s或es,主语是 非第三人称单数的肯定句,动词 用原形。 例如
.
哪些主语是第三人称单数?
.
一、人称代词he, she, it是第三人称单 数。
He likes watching TV. 他喜欢看电视。 She has lunch at twelve. 她十二点吃午餐。
.
一般现在时
(肯定句)
在一般现在时中,句 中有be动词或情态动词 (can等)时,be动词要 随主语而相应改变,情态 动词不变。 例如
.
一般现在时 (肯定句)
1、I am a teacher. 2、He is a student. 3、You are a boy. 4、I can swim.
.
一般现在时
.
变否定句
I am a good boy. I am not a good boy.
.
变否定句
He is at school. He is not at school.
.
变否定句
They are students. They are not students.
.
变否定句
She can speak English. She can not speak English.
如:plays, says 5、辅音字母+y结尾的单词,
去y,加ies, 如:worries, studies
.
一般现在时 (肯定句)
1、I go to school by bus. 2、He goes to school by bus. 3、She gets up at six.
.
一般现在时
(否定句)
The simple present tense 一般现在时
.
一般现在时表示经常发生的、习惯性的动作或存在 的状态。与频率副词usually ,often, sometimes ,always和时间短语in the morning /afternoon/evening, at noon/night , every day/week/year/month 连用 其构成为:
A.肯定句: 主语+动词(原形或第三人称单数)+其 他。
I study English every morning.
We speak Chinese.
Jim likes playing fo.otball.
一般现在时
一般现在时表示经常 或习惯性的动作,也可表 示现在的状态或主语具备 的性格和能力等。
.
变否定句
I want a banana. I don’t want a banana.
.
变否定句
She speaks English well. She doesn’t speak English well.
.
一般现在时 (疑问句)
句中有be动词或情态动词时,be 动词或情态动词can提前,首字母变 为大写;some 变any
在一般现在时中,句 中有be动词或情态动词 (can等)时,否定句在 be动词和情态动词后加 not。 例如
.
一般现在时 (否定句)
1、I am a teacher.否:I am not a teacher. 2、He is a student.否: He is not a student. 3、You are a boy.否: You are not a boy. 4、I can swim.否: I can not(can’t) swim.
.
一般现在时
(否定句)
句中没有be动词或情态动 词时,主语为第三人称单数的 否定句在动词前加does not (doesn’t),非单三时,否定 句在动词前加do not(don’例t如)
.
一般现在时 (否定句)
1、I go to school by bus. 否: I don’t go to school by bus. 2、He goes to school by bus. 否:He doesn’t go to school by bus.
当主语是第三人称单数时,动词需变化. 动词单三的变化: 1、一般情况下,直接加s,如:
reads, plays, works, makes 2、以s, x, ch, sh结尾,后加es. 如:watches 3、以辅音字母加o结尾,一般加es ,如:does, goes 4、“元音字母+y”结尾的单词,直接在词尾加-s。
.
B. 否定句:主语+don’t/ doesn’t+动词原形 +其他。 I study English every morning. I don’t study English every morning.
We speak Chinese. We 源自文库on’t speak Chinese.
Jim likes playing football. Jim doesn’t like playing football.
王叔叔经常做蛋糕。
.
三、单数可数名词或"this / that / the+单数可数名词"作主语时,是第 三人称单数。
①A panda is a shy animal. 熊猫是害羞的动物。
②This book is yellow. 这本书是黄色的。 ③That car is red. 那辆小汽车是红色的。 ④The cat is black. 这只猫是黑色的。
It looks like a cat. 它看起来像只猫。
.
二、单个人名、地名或称呼作主 语;是第三人称单数。
①Han Mei looks like her mother. 韩梅看起来像她的母亲
②Beijing is in China. 北京在中国。 ③Uncle Wang often makes cakes.
例如
.
一般现在时 (一般疑问句)
He is a student. You are a boy.
Is he a student? Are you a boy?
I can swim.
I am a teacher.
Can you swim? Am I a teacher?
.
变一般疑问句
Daming is my friend. Is Daming your friend?
(肯定句)
没有be动词和情态动词,主
语为第三人称单数的肯定句,动
词要按规则加上s或es,主语是 非第三人称单数的肯定句,动词 用原形。 例如
.
哪些主语是第三人称单数?
.
一、人称代词he, she, it是第三人称单 数。
He likes watching TV. 他喜欢看电视。 She has lunch at twelve. 她十二点吃午餐。
.
一般现在时
(肯定句)
在一般现在时中,句 中有be动词或情态动词 (can等)时,be动词要 随主语而相应改变,情态 动词不变。 例如
.
一般现在时 (肯定句)
1、I am a teacher. 2、He is a student. 3、You are a boy. 4、I can swim.
.
一般现在时
.
变否定句
I am a good boy. I am not a good boy.
.
变否定句
He is at school. He is not at school.
.
变否定句
They are students. They are not students.
.
变否定句
She can speak English. She can not speak English.
如:plays, says 5、辅音字母+y结尾的单词,
去y,加ies, 如:worries, studies
.
一般现在时 (肯定句)
1、I go to school by bus. 2、He goes to school by bus. 3、She gets up at six.
.
一般现在时
(否定句)
The simple present tense 一般现在时
.
一般现在时表示经常发生的、习惯性的动作或存在 的状态。与频率副词usually ,often, sometimes ,always和时间短语in the morning /afternoon/evening, at noon/night , every day/week/year/month 连用 其构成为:
A.肯定句: 主语+动词(原形或第三人称单数)+其 他。
I study English every morning.
We speak Chinese.
Jim likes playing fo.otball.
一般现在时
一般现在时表示经常 或习惯性的动作,也可表 示现在的状态或主语具备 的性格和能力等。
.
变否定句
I want a banana. I don’t want a banana.
.
变否定句
She speaks English well. She doesn’t speak English well.
.
一般现在时 (疑问句)
句中有be动词或情态动词时,be 动词或情态动词can提前,首字母变 为大写;some 变any
在一般现在时中,句 中有be动词或情态动词 (can等)时,否定句在 be动词和情态动词后加 not。 例如
.
一般现在时 (否定句)
1、I am a teacher.否:I am not a teacher. 2、He is a student.否: He is not a student. 3、You are a boy.否: You are not a boy. 4、I can swim.否: I can not(can’t) swim.
.
一般现在时
(否定句)
句中没有be动词或情态动 词时,主语为第三人称单数的 否定句在动词前加does not (doesn’t),非单三时,否定 句在动词前加do not(don’例t如)
.
一般现在时 (否定句)
1、I go to school by bus. 否: I don’t go to school by bus. 2、He goes to school by bus. 否:He doesn’t go to school by bus.