高中英语语法一般现在时.doc

一般现在时表示现在经常反复的动作和客观事实，一般规律。一构成(一) 动词为Be动词：1. 肯定句：be分为am, is, are,根据主语来变。1) I am a teacher.2) He is my teacher.3) They are my teachers.4) The mountains are very high.2. 否定句：在be动词后加not1) I am not a teacher.2) He is not a teacher.3) They are not teachers.4) The mountains are not very high.3. 一般疑问句：要将be放在句子开头(注意句首字母大写)，句尾用问号，答语用Yes，主语+be.或No，主语+be+not.如：Are you a teacher? Yes，I am.(No，Im not.)4. 特殊疑问句：特殊疑问词+ be+主语+动词+其他？1) Who are you?2) What is this?(二). 动词为实义动词：当主语为非单数第三人称是句中的谓语动词为实义动词原形；当主语为单数第三人称单数的时候，谓语动词用单数第三人称形式：1. 肯定句： I get up in the morning.He gets up in the morning.He and Tom run quickly.2. 否定句:否定句中，要在实义动词前面加助动词do/does+not，do/does本身无意义，常与not缩写成dont(doesnt)，如：I dont like vegetables.He doesnt like vegetables.3. 一般疑问句：要在句子开头加助动词Do/does，句中动词用原形，句尾用问号。简略答语用Yes，主语+do(does).或No，主语+do(does)+not.如：(1). Do you like oranges?Yes，I do.No，I dont.(2). Does he like oranges?Yes, he does.No, he doesnt4. 特殊疑问句：特殊疑问词+ do/does +主语+动词+其他？(1) What does he do?(2) When do you get up?二、用法(一) 一般现在时表示经常性或习惯性的动作，常与表示频度的时间状语every day, usually, always, often, sometimes, on Sunday等连用。如：I go to school at 6 every morning. 每天早上我七点去上学。(二) 一般现在时表示客观存在及普遍真理。如：Summer follows spring. 春天之后是夏天。The sun rises in the east. 太阳从东方升起。注意：此种用法即使出现在过去的语境中，仍用一般现在时。如：I learned that the earth goes around the sun when I was in primary school. 我在小学就学过地球是围绕太阳转的。(三) 一般现在时表示格言或警句。如：Pride goes before a fall. 骄者必败。(四) 一般现在时表示目前的情况或状态。如：I am a teacher. 我是教师。Peter writes good Chinese but does not speak well. 彼得汉语写得不错，讲的可不行。(五) 以here, there等开始的倒装句，表示动作正在进行。如：Here comes the bus. = The bus is coming. 车来了。There goes the bell. = The bell is ringing. 铃响了。在下列情况下表示将来：1. 在状语从句中用一般现在时代替一般将来时。如：I will give it to him as soon as I see him. 我一看见他就交给他。He will come if you invite him. 如果你请他,他会来的。Suppose he doesnt agree，what shall we do?假如他不同意，那怎么办?I shall do as I please. 我高兴怎么做就怎么做。He will continue the work no matter what happens. 不管发生什么情况他都要继续这项工作。2. 在the morethe more (越越) 句型中,前者通常用一般现在时代替一般将来时，因为前者相当于条件状语从句。如：The harder you study, the better results you will get. 你学习越努力，成绩就会越好。3. 在make sure (certain) , see to it, mind, care, matter后的宾语从句的谓语动词用一般现在时代替一般将来时。如：See to it that you are not late again. 注意别再迟到了。4. 表示按计划或时间表将要发生的动作，通常有表示将来的时间状语。如：The plane takes off at 11:30 and arrives in Shanghai at l:20. 飞机十一点半起飞，一点二十分抵达上海。注：只限于少数动词能这样用，如 begin, start, , end, finish, stop, go, come, leave, sail, arrive, return, close, open 等。1. We often_(play) in the playgound.2. He _(get) up at six oclock.3. _you _(brush) your teeth every morning.4. What (do) _he usually (do)_ after school?5. Danny _(study) English,Chinese,Maths,Science and Art an school.6. Mike sometimes _(go) to the park with his sister.7. At eight at night, she _(watch) TV with his parents.8. _ Mike_(read) English every day?9. How many lessons_your classmate_(have) on Monday?10. What time_his mother_(do) the housework?改句子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. （改为一般疑问句）5. I watch TV every day. （改为一般疑问句）6. David has got a goal. （改为一般疑问句）7. We have four lessons.（否定句）8. Nancy doesnt run fast （肯定句）9. My dog runs fast. 否定句：一般疑问句：10. Mike has two letters for him.一般疑问句：否定句：11. I usually play football on Friday afternoon.否定句: 一般疑问句: 划线提问12. Su Yang usually washes some clothes on Saturday.否定句: 一般疑问句: 划线提问:13. Mingming usually waters the flowers every day否定句: 般疑问句: 划线提问14. Tom does his homework at home.否定句: 一般疑问句: 划线提问一般现在时练习题答案1.plays2.gets 3.do brush4.does do5.studies6.goes7.watches8.does read9.does have10.does do11.do have改句子：Yes,I doI dont have many books.Gan shans sisters doesnt like play table tennis.She doesnt live in a small village Near New york.Do you watch TV every day?Has David got a boat?We dont have four lesons.Nanry runs fast.My dog doesnt run fastDoes your dog run fast?Does Mike h