小学英语语法时态讲解与归纳一般现在时

小学英语语法时态讲解与归纳 一般现在时一. 意义：表示经常发生的事情，动作或存在的状态二. 构成及变化1.be动词的变化。肯定句：主语+be(am ,is ,are)+其它。如：I am a boy.我是一个男孩。否定句：主语+ be + not +其它。如：He is not a worker.他不是工人。一般疑问句：Be +主语+其它。如：-Are you a student? -Yes. I am. / No, Im not.特殊疑问句：疑问词+一般疑问句。如：Where is my bike?2. 行为动词的变化。l、当主语为第一，二人称及复数时，助动词为do肯定句：主语+动词原形(+其它)。如：We often play basketball after school.否定句：主语+ dont+动词原形(+其它)。如：we dont play basketball after school.一般疑问句：Do +主语+动词原形+其它?如： Do you often play basketball after school l? Yes, we do. / No, we dont.特殊疑问句：疑问词+以do开头的一般疑问句？如： What do you often do after school ?、当主语为第三人称单数时 ,助动词为does肯定句：主语+动词三单式(+其它)。如： He swims well.否定句：主语+ doesnt+动词原形(+其它)。如：He doesnt swim well.一般疑问句：Does +主语+动词原形+其它。如：Does he swim well ?Yes, he does. / No, he doesnt.特殊疑问句：疑问词+以does开头的一般疑问句？如： How does your father go to work?三第三人称单数的动词变化规则（只有在第三人称为主语的肯定句中，动词才用三单式）(1)多数动词直接加s:runsgetslikescolletstakesplaysclimbs.(2)结尾是s, x, sh, ch, o,前为辅音字母,结尾加es :watchesgoesdoeswashes brushes(3)动词末尾y前为辅音:将y改为i加es: studystudies flyflies carrycarries crycries但在y前如果为元音则直接加s:buyssays四时间标志：always总是 , usually经常 , often经常 , sometimes 有时,every每一般现在时练习题（）I. 用下列单词的适当形式填空1. We often_(play) in the playground.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 at 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?单项选择。( ) 1. you have a book? A. Do B. Are C. Is D. Have( ) 2. They on a farm.A. working B. is work C. work D. is worked( ) 3. Does Peter like to watch TV? A. Yes, he like B. No, he doesnt C. Yes, hed like D. No, he likes( ) 4. She doesnt her homework in the afternoon. A. doing B. to do C. does D. do( ) 5. How Mr. Brown to America? A. do, go B. is, go C. does, go D. does, goes( ) 6. Wheres my camera? I it.A.am not finding B. am not seeing C. cant find D. cant look at( ) 7. How he go to work? He to work by bike.A. does, go B. do, goes C. do, go D. does, goes( ) 8. you usually late for school? No, .A. Do, I am B. Does, not C. Are, Im not D. Are, I arent( ) 9. she home at six every day?A. Is, leave B. Does, leave C. Is, leaves D. Does, left( ) 10. Mr. Yang English this term. A. teaches our B. teaches us C. teachs us D. teach our改句子1.Do you often play football after school? (改为肯定句)2.I have many books.（改为否定句）3.Gao Shans sister likes playing football. （改为否定句）4.She lives in a small city near New York.（改为一般疑问句）5.I watch TV every d