1、小学英语知识点:一般现在时及巩固练习 一般现在时1.一般现在时表示经常或习惯性的动作,也可表示现在的状态或主语具备的性格和水平。2.一般现在时中,没有be动词和情态动词,主语为第三人称单数的肯定句,动词要按规则加上s,主语是非第三人称单数的肯定句,动词用原形。3.在一般现在时中,句中有be动词或情态动词时,否定句在be动词和情态动词后加not,一般疑问句将be动词或情态动词放在句首。4.在一般现在时中,句中没有be动词或情态动词时,主语为第三人称单数的否定句在动词前加does+not (doesnt),一般疑问句在句首加does,句子中原有动词用原形;主语为非第三人称单数,否定句用do+not
2、 (dont),一般疑问句在句首加do,句子中动词用原形。动词+s的变化规则1.一般情况下,直接加-s,如:cook-cooks, milk-milks2 .以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes3.以“辅音字母+y”结尾,变y为i, 再加-es,如:study-studies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 ever
3、y day.我天天六点起床。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。【No. 2】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
4、工人。一般疑问句:Be 主语 其它。 如:-Are you a student? -Yes. I am. / No, Im not.非凡疑问句: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 dont( doesnt ) 动词原形( 其它)。如:I dont like bread.当主语为第三人称单数时,要用doesnt构成否定句。如: He doesnt 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 dont
5、.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 doesnt.2.行为动词的变化。否定句:主语 dont( doesnt ) 动词原形( 其它)。如: I dont like bread.当主语为第三人称单数时,要用doesnt构成否定句。如: He doesnt 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 dont.当主语为第
6、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 doesnt. 动词 s 的变化规则1.一般情况下,直接加-s,如:cook-cooks, milk-milks2.以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes3.以“辅音字母 y”结尾,变y为i, 再加-es,如:study-studies 用括号内动词的适当形式填空。练习题1. He often _(have) dinne
7、r 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
8、) 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. Im 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? - Its Saturday