一般現(xiàn)在時(shí)基本用法介紹
一般現(xiàn)在時(shí)的功能
1.表示事物或人物的特征、狀態(tài)。如：The sky is blue.天空是藍(lán)色的。
2.表示經(jīng)常性或習(xí)慣性的動(dòng)作。如：I get up at six every day.我每天六點(diǎn)起床。
3.表示客觀現(xiàn)實(shí)。如：The earth goes around the sun.地球繞著太陽(yáng)轉(zhuǎn)。
一般現(xiàn)在時(shí)的構(gòu)成
1. be動(dòng)詞：主語(yǔ)+be(am,is,are)+其它。如：I am a boy.我是一個(gè)男孩。
2.行為動(dòng)詞：主語(yǔ)+行為動(dòng)詞(+其它)。如：
We study English.我們學(xué)習(xí)英語(yǔ)。
當(dāng)主語(yǔ)為第三人稱單數(shù)(he, she,it)時(shí)，要在動(dòng)詞后加"-s"或"-es"。如：Mary likes Chinese.瑪麗喜歡漢語(yǔ)。
一般現(xiàn)在時(shí)的變化
1. be動(dòng)詞的變化。
否定句：主語(yǔ)+ be + not +其它。
如：He is not a worker.他不是工人。
一般疑問(wèn)句：Be +主語(yǔ)+其它。
如：-Are you a student?
-Yes. I am. / No, I'm not.
特殊疑問(wèn)句：疑問(wèn)詞+一般疑問(wèn)句。如：Where is my bike?
2.行為動(dòng)詞的變化。
否定句：主語(yǔ)+ don't( doesn't ) +動(dòng)詞原形(+其它)。如：
I don't like bread.
當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，要用doesn't構(gòu)成否定句。如：
He doesn't often play.
一般疑問(wèn)句：Do( Does ) +主語(yǔ)+動(dòng)詞原形+其它。如：
- Do you often play football?
- Yes, I do. / No, I don't.
當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，要用does構(gòu)成一般疑問(wèn)句。如：
- Does she go to work by bike?
- Yes, she does. / No, she doesn't.
特殊疑問(wèn)句：疑問(wèn)詞+一般疑問(wèn)句。如：How does your father go to work?
動(dòng)詞+s的變化規(guī)則
1．一般情況下，直接加-s，如：cook-cooks, milk-milks
2．以s. x. sh. ch. o結(jié)尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes
3．以“輔音字母+y”結(jié)尾，變y為i, 再加-es，如：study-studies
一般現(xiàn)在時(shí)用法專練:
一、 寫(xiě)出下列動(dòng)詞的第三人稱單數(shù)
drink ________ go _______ stay ________ make ________
look _________ have_______ pass_______ carry ____
come________ watch______ plant_______ fly ________
study_______ brush________ do_________ teach_______
二、用括號(hào)內(nèi)動(dòng)詞的適當(dāng)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、按照要求改寫(xiě)句子
1. Daniel watches TV every evening.(改為否定句)
___________________________________________________
2. I do my homework every day.(改為一般疑問(wèn)句，作否定回答)
________________________________________________________
____________________________
3. She likes milk.(改為一般疑問(wèn)句，作肯定回答)
_______________________________________________________
____________________________
4. Amy likes playing computer games.(改為一般疑問(wèn)句，作否定回答)
________________________________________________________
____________________________________
5. We go to school every morning.(改為否定句)
_______________________________________________________
6. He speaks English very well.(改為否定句)
___________________________________________________
7. I like taking photos in the park.(對(duì)劃線部分提問(wèn))
________________________________________________________
8. John comes from Canada.(對(duì)劃線部分提問(wèn))
___________________________________________________
9. She is always a good student.(改為一般疑問(wèn)句，作否定回答)
________________________________________________________
10. Simon and Daniel like going skating.(改為否定句)
___________________________________________________
五、改錯(cuò)(劃出錯(cuò)誤的地方，將正確的寫(xiě)在橫線上)
1. Is your brother speak English? __________________
2. Does he likes going fishing? __________________
3. He likes play games after class. __________________
4. Mr. Wu teachs us English. __________________
5. She don’t do her homework on Sundays. _________________
