发布者：赵小凤 所属单位：平昌县大寨小学 发布时间：2017-04-26 浏览数( -) 【举报】
一般现在时基本用法介绍
【No. 1】一般现在时的功能
1.表示事物或人物的特征、状态。如：The sky is blue.天空是蓝色的。
2.表示经常性或习惯性的动作。如：I get up at six every day.我每天六点起床。 3.表示客观现实。如：The earth goes around the sun.地球绕着太阳转。 一般现在时的构成
1. be动词：主语+be(am,is,are)+其它。如： I am a boy.我是一个男孩。
2.行为动词：主语+行为动词(+其它)。如：
We study English.我们学习英语。当主语为第三人称单数(he, she,it)时，要在动词后加"-s"或"-es"。 如：Mary likes Chinese.玛丽喜欢汉语。 一般现在时的变化 1. be动词的变化。
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, I'm 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。
否定句：主语+ don't( doesn't ) +动词原形(+其它)。如： I don't like bread.
当主语为第三人称单数时，要用doesn't构成否定句。如： He doesn't often play.
一般疑问句：Do( Does ) +主语+动词原形+其它。如： Do you often play football? - Yes, I do. / No, I don't
当主语为第三人称单数时，要用does构成一般疑问句。如： - Does she go to work by bike? - Yes, she does. / No, she doesn't.
特殊疑问句：疑问词+一般疑问句。如：How does your father go to work? 动词+s的变化规则
1．一般情况下，直接加-s，如：cook-cooks, milk-milks
2．以s. x. sh. ch. o结尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes 3．以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studies 一般现在时用法专练:
一、 写出下列动词的第三人称单数
drink ________ go _______ stay ________ make ________ look _________ have_______ pass_______ carry ____ come________ watch______ plant_______ fly ________ study_______ brush________ do_________ teach_______ 二、用括号内动词的适当形式填空。 1. He often ________(have) dinner at home. 2. Daniel and Tommy _______(be) in Class One. 3. We _______(not watch) TV on Monday. 4. Nick _______(not go) to the zoo on Sunday. 5. ______ they ________(like) the World Cup?
6. What _______they often _______(do) on Saturdays?
7. _______ your parents _______(read) newspapers every day? 8. The girl _______(teach) us English on Sundays.
9. She and I ________(take) a walk together every evening. 10. There ________(be) some water in the bottle. 11. Mike _______(like) cooking.
12. They _______(have) the same hobby.
13. My aunt _______(look) after her baby carefully. 14. You always _______(do) your homework well. 15. I _______(be) ill. I’m staying in bed.
16. She _______(go) to school from Monday to Friday. 17. Liu Tao _______(do) not like PE.
18. The child often _______(watch) TV in the evening.
19. Su Hai and Su Yang _______(have) eight lessons this term. 20. －What day _______(be) it today? － It’s Saturday.
三、按照要求改写句子
1. Daniel watches TV every evening.(改为否定句)
___________________________________________________ 2. I do my homework every day.(改为一般疑问句，作否定回答) ________________________________________________________ 3. She likes milk.(改为一般疑问句，作肯定回答) ___________________________
4. Amy likes playing computer games.(改为一般疑问句，作否定回答)