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Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,*,*,*,七年级人教版上英语教学课件,语法焦点,与同步作文指导,七年级英语上人教版,语法焦点,一般现在时的运用,一、一般现在时的定义：,一般现在时是表示现阶段经常、习惯做的动作或存在的状态。,二、一般现在时句子的谓语构造,1.be动词+表语,be动词根据主语人称、数的不同，选择am，is或are，表语用形容词、数词及介宾构造充当。含“be+表语构造句子由肯定句转化为一般疑问句时，将be动词is或are提前；变为否认句时在be动词am，is或are后加not。,语法焦点,一般现在时的运用,二、一般现在时句子的谓语构造,2.实义动词作谓语,1当句子主语是第三人称单数形式时，实义动词用单数形式。将句子由肯定句变为一般疑问句时，在句首加助动词does，同时将句中谓语动词由单数形式变回原形；变否认时，在主语后加doesnt，也同时将句中谓语动词变回原形。,eg: This boy often plays computer games after school.,这个男孩经常放学后玩电脑游戏。,Does this boy play computer games after school,This boy doesnt play computer games after school.,语法焦点,一般现在时的运用,二、一般现在时句子的谓语构造,2.实义动词作谓语,2当句子主语为非第三人称单数形式时，实义动词用原形。这时将句子由肯定句变为一般疑问句时，在句首加助动词do;变为否认句时在主语后加dont。,eg: Mr.Zhangs children eat lunch at school on Monday.,Do Mr.Zhangs children eat lunch at school on Monday,Mr.Zhangs children dont eat lunch at school on Monday.,语法焦点,一般现在时的运用,附：动词第三人称单数形式的构成,a.一般动词后加-s构成。,eg: likelikes， playplays,b.一般以辅音字母+ y结尾的动词将y变为i再加-es。,eg：study studies,c.一般以s，x，ch，sh或o结尾的单词，后加-es。,eg: watchwatches,d.不规那么形式。,eg: havehas; beis,一、用所给动词的适当形式填空。,1.The girls watch TV at home every day.,2.The picture of her family be on the wall.,3.David have two basketballs.,4. Han Mei have a soccer,5.My grandfather not play sports in the morning.,强化训练,watches,is,has,Does have,doesnt play,二、句型转换，每空一词。,1.I have a computer.改为一般疑问句,you a computer,2.His brother has a soccer ball.改为否认句,His brother a soccer ball.,3.Does he have a ping-pong ball作否认答复,， .,4.Her uncle has five basketballs.改为一般疑问句,her uncle five basketballs,5.I do my homework every day after school.改为否认句,I my homework every day after school.,强化训练,Do have,doesnt have,No he doesnt,Does have,dont have,写作指导,本单元的话题是谈论体育运动及收藏，要运用一般现在时态来写。,常用句型归纳如下：I haveHe/She has,写作例如,你和你的朋友Emma都喜欢运动，你们每天都做运动。你经常打篮球，Emma经常踢足球。你收藏有八个篮球，三个乒乓球拍，Emma收藏有六个棒球和十个足球，但Emma没有篮球。要求：用以上材料写一篇60词左右的短文。,经典示范,My friend Emma and I like sports. We play sports every day. I often play basketball. I have eight basketballs and three ping-pong bats. Emma often plays soccer. She has six baseballs and ten soccer balls. But she doesnt have a basketball. It is good for us to play sports.,Thank you!,随堂,1+1,
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