小学英语语法时态讲解与归纳一般现在时

1、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)

2、。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：

3、 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, c

4、h, o,前为辅音字母,结尾加es :watchesteachesgoesdoeswashescrossesmixesbrushes(3)动词末尾y前为辅音:将y改为i加es: studystudies flyfliescarrycarriescrycries但在y前如果为元音则直接加s:buyssays四时间标志：always , usually , often , sometimes ,every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 _(

5、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?9.how many lessons_y

6、our classmates_(have) on monday?10.what time_his mother_(do) the housework?ii.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 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.we h

7、ave four lessons.（改为否定句）7.nancy doesnt run fast （改为肯定句）8.my dog runs fast. 否定句： 一般疑问句：9.mike has two letters for him.一般疑问句：否定句： 10.i usually play football on friday afternoon.否定句:一般疑问句:划线提问11.su yang usually washes some clothes on saturday.否定句:一般疑问句:划线提问:12.mingming usually waters the flowers every

8、day.否定句:一般疑问句:13.tom does his homework at home.否定句:一般疑问句:一般现在时练习题（）一、用所给动词的真确形式填空1.ilike _ (swim).2.he _(read) englisheveryday.3.we _(go)to school at seven in the morning.4.mike_(go)to school at seven in the morning.5.mymother_(like) _(go) shopping.6.i can _(draw)manybeautifulpictures.7.she_(make) a

9、modelplane.8.doyou _(like)_(run)?9.doeshe_(like)_(jump) ?10.does nancy_(grow)flowers on saturday ?11.theteachers_(like)_(dance).12.the teacher_(like)_(dance).13.the students_(speak) english in class.14.the student_(speak) chinese after class.15. lets_and play football . ( go )16. he_ like swimming .

10、 ( not )17. im sorry _that . ( hear )18. wang bing is_ ( write ) an e-mail to his friend .19. he has_a headache . ( get )20. _you study english at school ? yes , i_. ( do )21. _your sister study english at school ? no , she_ . ( do )22. im _ better . ( feel )23. why_tom absent today ? ( be )二、用所给的人称改写句子1.i take photos on sunday. ( mike)2.we grow beautiful flowers. (she)3.they like collecting stamps. (ben)4.i listen to music carefully. (my aunt)5.you like making a model ship. (helen)6.we clean the classroom every day.