英语人教版七年级下册一般现在时.docx

Teaching Plan 一般现在时(The Simple Present Tense)一、 教学目标 1.理解一般现在时的概念，基本结构； 2.能根据时间标志词判断时态； 3.掌握一般现在时中动词的三单式；4.掌握一般现在时的各种句型转换；二、教学重难点1.一般现在时的标志词；动词的三单式变化规则和句型转换。2.灵活判断和运用一般现在时。三、教学方法思维引导、启发式教学四 教学过程Step 1 Warm up （free talk)Step 2:知识点拨一、一般现在时(The Simple Present Tense)（1） 什么是一般现在时？1.表示现在的状态：e.g. Hes twelve. 2. 表经常或习惯性的动作，常与频度副词连用。 e.g. He reads English every morning.3.表主语具备的性格、能力和兴趣爱好等： e.g. She likes noodles.4.普遍真理和自然规律： e.g. The moon goes around the earth.（2) 一般现在时的时间状语频度副词：always(一直), usually(通常),often(经常), sometimes seldom(不常), never(从不).副词短语：every day(每天), every morning，every+时间. once a day(每天一次), twice a week(每周两次), three times a day.(每天三次）【小试牛刀】用所给动词的正确形式填空：1.We often _(play) in the playground.2.She often _(watch) TV with her dog.3.The earth _(go) around the sun.4.My mother _look) after my little sister at home. 5. Lucy _(have) some friends here. 6.Fang Ming _(not like )rice at all.7.We_(go)to school at 7:30 in the morning .8.Mary seldom _ (come) here. 9.Her uncle often _ (drive) to Beijing. 10.Tom _ (want) _ ( work) in Hainan. 你发现了吗？以上一般现在时的句子中，主语不同时，谓语动词一样吗？发生了什么变化呢？(三）一般现在时的构成 主语 + be(am/is/are) + 其它 (I 用am, you 用are, is 连着 he, she ,it ) 主语(第一、第二人称和复数） + 实义动词的原形 + 其它 主语(第三人称单数) + 动词三单式 （Vs）+ 其它复习动词三单式1） 动词三单形式变化规律1. 一般情况下，直接在词尾加（） eg: work-works2. 以x, s, o, sh, ch结尾的动词，在词尾加 ( ） eg: washwashes watchwatches 3. 以辅音字母加y 结尾的动词，把y 变为() 加( ) eg: studystudies【实战演练】：用动词的适当形式填空：1 John _(go) to school by bike every day.2 Kate often _(play) table tennis with her friends after school .3 My mother usually _(go) shopping and _(buy) some vegetables .4. He often _(have) dinner at home.5. Daniel and Tommy _(be) in Class One.6. The girl _(teach) us English on Sundays.7. She and I _(take) a walk together every evening.8. Mike _(like) cooking.9. You always _(do) your homework well.10. What day _(be) it today? Its Saturday.（4） 一般现在时的各种句式变化根据中文造句子。（1）我是一位学生。 我不是一位学生。 你是一位学生？ （2） 她喜欢看电视。 她不喜欢看电视。 她喜欢看电视吗？ 你发现了吗？以上两组句子中的主语和动词分别是？变为否定句和疑问句时它们发生了什么变化呢？归纳：（1）含有be 动词的一般现在时的句式：v 主语 + be(am, is, are) + 其它（肯定句）：I am from Shanghai. （否定句）：I am not from Shanghai.（一般疑问句）：Are you from Shanghai?（肯定回答）：Yes, I am.（否定回答）：No, Im not.有be动词，变疑问，Be提前，句末问号别忘记 。 变否定，更容易，be加not要牢记Tips:当主语为第一人称时在一般疑问句中要改为第二人称you, 同理you也要改为I, we. 口诀： 一变二、二变一、三不变（2）.实义动词的一般现在时句式：（有两种情况）1.如果主语是名词复数和第一、二人称，谓语动词不用做任何变化，即仍然用动词原形表示： 肯定句 主语+动词原形+其他 否定句 主语+dont+动词原形+其他 一般疑问句 Do+主语+动词原形+其他 肯定回答: Yes，主语+do 否定回答: No，主语+dont 例 1) We go to school at 7:30 every day. 2) My parents give ten yuan to my sister every week.2.主语是任何一个单数名词或者是第三人称单数，谓语动词要进行必要的变化。特别提一点：不可数名词也算作单数处理。 肯定句: 主语+动词的第三人称单数+其他 否定句: 主语+doesnt+动词原形+其他 一般疑问句 : Does+主语+动词原形+其他 肯定回答: Yes，主语+does 否定回答: No，主语+doesnt 例. Jenny lives in a noisy neighborhood. Bob likes to play ball games with his friends.Step3、拓展练习一、.用词的适当形式填空。1._ you _(brush) your teeth every morning2.What _ ( do ) he usually _( do ) after school?3.Tom _ ( study ) English, Chinese, Maths, Science and Art at school.4.At eight at night, she _( watch ) TV with her parents.5.How many lessons_ your classmates_( have ) on Monday?二、按照要求改写句子1. I usually play football on Friday afternoon.否定句: _ _ 一般疑问句: 划线部分提问： 2. Sun Yang washes some clothes on Saturdays.否定句: _ 一般疑问句: _划线部分提问: _3. They waters the flowers every day.否定句: _ 一般疑问句: _划线部分提问 _4. He sometimes go to school on foot.否定句： 一般疑问句： 划线部分提问： 5. Jiamin goes shopping with his mother every week.否定句： 一般疑问句： 划线部分提问： Step4、综合练习巩固1) 写出以下动词主语为第三人称单数时的 一般现在时的正确形式。1.be_ 2. have_ 3. try_ 4. do_ 5talk_6.forget_7.hope_8.stop_ 9. play_10.say_11.worry_12.fly_13. study_14.run_15.forget_ 16.begin_17.wash_18.watch_19.finish_ 20. go _2) 语法练习：1._ you have a book ?A DoB. AreC. IsD. Have2.Does Li Lei like to watch TV? _.A. Yes, he like. B. No, he doesnt.C. Yes, hed like.D. No, he likes.3.She doesnt _ her homework in the afternoon. A. doingB. to doC. doesD. do4.How _ Mr. Smith _ to England? A. do, go B. is , go C. does, go D. does , goes 5. _ she _ home at six every day? A. Is , leave B. Does , leave C. Is , leaves D. Does , left6.I want_homework now. A .doingB. to doC. to do myD. do my7.Its time_.A. go to schoolB. play games C. to go homeD. to do my homework8 .Do they have a new car? Yes,_. A .they are B. they have C. they dont D.t hey do 9.He often _ supper at 6:00 in the evening. A. have B. has C. is having D. is eating3）句型转换。1. Do you often play football after school? (肯定回答)2. I have many books. （改为否定句）3. Gao Shans sister likes playing table tennis （改为否定句）4. She lives in a small town near New York. （改为否定句） 5. I watch TV every day. （改为一般疑问句）6. Nancy doesnt run fast （肯定句）7. My dog runs fast. （否定句）Step5 ：课堂小结：1.some 和anyv 一般说来，some 用于肯定句中，any 用于否定句和疑问句中 。v 改疑问句或否定句时，原句里的some要改成anye.g. There are some books on the desk. (改为否定句) There arent any books on the desk. Are there any books on the desk?注意：在表示建议或希望得到肯定回答时，some可用于疑问句，不用变成any. e.g. Why not buy some apples? Would you like some more apples? 2. and和 orv 变否定句时，and要变成ore.g.There is some air and water on