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一般现在时
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客观真理,客观存在,科学事实如:The earth goes around the sun.地球绕着太阳转。
4.表示格言或警句中。如:Pride goes before a fall. 骄者必败。
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?
【No.3】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
附注:一般现在时的标志性时间状语:
always, usually, regularly, every ,once a month,
morning/night/evening/day/week/year, often, sometimes ,
如. I leave home for school at 7: 00 every morning.
She sometimes goes shopping on Sundays.
一般现在时练习
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_______
单选
1 Jenny ____ in an office. Her parents ____in a hospital.
A work; works
B works; work
C work; are working
D is working; work
2 One of the boys_____ a black hat.
A have
B there is
C there are
D has
3 We will go shopping if it____ tomorrow.
A don't rain Bdidn't rain Cdoesn't rain Disn't rain
4 He said the sun ____in the east and ____in the west.
A rose; set
B rises; sets
C rises, set
D rise; sets
5 Wang Mei ____ music and often ____ to music.
A like; listen
B likes; listens
C like; are listening
D liking ; listen
6 Jenny____ English every evening.
A has study
B studies
C study
D studied
用所给动词的正确形式填空:
1.There __ some milk in the bottle. (be)
2.Would you like something _________?(drink)
3.___she _______a book? Yes, she is. (read)
4.___________it like that. (not do)
5.He_____________his homework at school. (not do)
6.Fang Ming _____________(not like )rice at all.