小学语法时态一般现在时讲解及习题

现在正在做的事现在进行时一般过去时一般现在时一般现在时一般过去时时态一、一般现在时构成：1.be动词的一般现在时：主语+be(am/is/are)+…2.其他实义动词的一般现在时：主语+动词（原形、第三人称单数+…）标志词语always（总是） usually（通常） often（经常） sometimes（有时） never（永不） ...every （every day/night/week/month）句式变化：(be动词)1. 否定句：be后加not : 主语+be+not+…2. 一般疑问句：be动词提前 : Be+主语+…（其他实义动词）1. 否定句：添加 助动词don’t/doesn’t+动词原形主语+don’t+动词原形…主语+doesn’t+动词原形…2. 一般疑问句：在句中添加助动词do/does并将其提前Do+主语+动词原形+…Does+主语+动词原形+…主语是第三人称单数时，动词要用三单形式1． 一般情况下，直接加-s   2． 以s. x. sh. ch. o结尾，加-es  3． 以“辅音字母+y”结尾，变y为i, 再加-es 写出下列动词的第三人称单数drink _____ go ________ stay ______make _______look _______have_______ pass_______carry ________   come______ watch_______sing_______ fly ________ study______ brush_______ do_______ teach_______动词适当形式填空1. There __________(be) some water in the glass.2. We like ________ (play) basketball after class. 3. I like singing. I often _________(listen) to the music in the evening. 4. My grandma_________(watch) TV every day.5. Mike _________ (do) his homework every day. 单项选择1. ____Alice often play the piano. No, she _____.A. Do; do B. Does; does C. Does; doesn’t 2. ___ your penfriend __ in Beijing? A. Do; live B. Do; lives C. Does; live 3. Tom and Mike __ very excited, they will take a trip. A. is B. are C. am 4. The kite ____ a bird. A. look like B. is looking C. looks like5. Sandy often ___ his homework on Sundays .A. do B. does C. did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)_______________________________________________5. We go to school every morning.(改为否定句)_______________________________________________6. He speaks English very well.(改为否定句)_______________________________________________7. I like taking photos in the park.(对划线部分提问)_______________________________________________8. John comes from Canada.(对划线部分提问)_______________________________________________9. She is always a good student.(改为一般疑问句，作否定回答)_______________________________________________10. Simon and Daniel like going skating.(改为否定句)_______________________________________________。