一般現(xiàn)在時(shí)(精品文檔)

1、一般現(xiàn)在時(shí)一.定義：1.一般現(xiàn)在時(shí)表示現(xiàn)在的狀態(tài)1）I m twelve我.(十二歲）2)I have three baseballs（.我有三個(gè)棒球）2）I m in the classroom（我在教室里）3）Jack is from china.（杰克來(lái)自中國(guó)）4）Where is my bag?（我的包在哪兒）5）I am a student.(我是一名學(xué)生）2.一般現(xiàn)在時(shí)表示主語(yǔ)具備的性格和能力。1）She likes English.(她喜歡英語(yǔ)）2）I like playing basketball ball,but don t like playing我喜歡baseball.(

2、打籃球，但是我不喜歡打棒球）3）I don t like make friends我.不(喜歡交朋友）4）He can speak chinese他.(能夠說(shuō)英語(yǔ)）5）She can play the guitar.她(能夠彈吉他）6）She can sing well.(她可以唱歌）3.一般現(xiàn)在時(shí)表示經(jīng)常性和習(xí)慣性的動(dòng)作。（通常和時(shí)間標(biāo)志詞連用：often經(jīng)常， usually 通常， always總是， sometimes有時(shí)， never 從不， everyday 每天， on weekends在周末等）sometimes 有時(shí)1）she usually gets up at six o

3、她通常clock在六點(diǎn).(鐘起床）2）Lucy never takes a shower.露(西從不洗澡）3）We sometimes play basketball after school.(我們有時(shí)在放學(xué)后打籃球）4）I always do my homework on weekends(我總是在周末做作業(yè)）2一般現(xiàn)在時(shí)謂語(yǔ)動(dòng)詞的變化。一般現(xiàn)在時(shí)動(dòng)詞可分為兩大類（ 1）含 be(is/am/are) 動(dòng)詞和情態(tài)動(dòng)詞 can 一類。該句子中如含 be動(dòng)詞， be 動(dòng)詞根據(jù)主語(yǔ)確定單復(fù)數(shù)。如含情態(tài)動(dòng)詞can,can后面的動(dòng)詞一律用原型。Eg.1. I am a girl.(我是女孩）2.Th

4、ey are students（.他們是學(xué)生）3.she can play chess她.(能夠下象棋）4.They can sing.(他們能唱歌）(2)含實(shí)義動(dòng)詞的謂語(yǔ)動(dòng)詞。當(dāng)主語(yǔ)為非第三人稱單數(shù)，謂語(yǔ)動(dòng)詞用原型。當(dāng)主語(yǔ)為第三人稱單數(shù)，謂語(yǔ)動(dòng)詞用第三人稱單數(shù)形式。Eg1.We often get up early in the morning.Eg2.My father often gets up early in the morning.（ 3）談?wù)?“主語(yǔ)為三單，其后動(dòng)詞 s 添”在含實(shí)義動(dòng)詞的一般現(xiàn)在時(shí)中，當(dāng)主語(yǔ)為第三人稱單數(shù)時(shí)，謂語(yǔ)動(dòng)詞要用第三人稱單數(shù)形式?？梢院?jiǎn)單敘述為 “主語(yǔ)為

5、三單，其后動(dòng)詞 s 添”。何謂第三人稱單數(shù)？用一句話概括就是 “非你、非我、非復(fù)數(shù) ”，如 he, she, it, my father, my mother, my sister, our Englishteacher, Tom, Mike, Liu Jia, China, my book, etc.Eg3.He sometimes goes to school by bike.Eg4.My father works in the hospital as a doctor.（ 4）動(dòng)詞第三人稱單數(shù)變化規(guī)則動(dòng)詞第三人稱變化的規(guī)則與可數(shù)名詞復(fù)數(shù)變化的規(guī)則相同。規(guī)則一、一般在詞尾加 -s。如： l

6、ooks, puts. reads, sees, skis等。規(guī)則二、以 -o, -s, -x, -sh, -ch 結(jié)尾的加 -es。如： goes, does, misses, passes, mixes, fixes, pushes, wishes, watches,teaches,等。規(guī)則三、以輔音字母加y 結(jié)尾的，變 y 為 i ，再加 -es。注意一定是輔音字母加 y 才變，若是元音字母加y，則直接加 -s。如： flyflies,trytries,fryfries,copycopiesbuybuys,enjoyenjoys,playplays,saysays,paypays四一般現(xiàn)

7、在時(shí)的句子轉(zhuǎn)換當(dāng)句子中有 be 動(dòng)詞或情態(tài)動(dòng)詞時(shí)，則把be 動(dòng)詞或情態(tài)動(dòng)詞(can,could 等等 )提到主語(yǔ)的前面變成一般疑問(wèn)句;在 be 動(dòng)詞或情態(tài)動(dòng)詞后面加 not 變成否定句 .例：陳述句 ：She is a student.一般疑問(wèn)句 Is she a student?否定句 She is not a student.陳述句： I can swim.一般疑問(wèn)句 Can you swim?否定句 I can not swim.當(dāng)句子中即沒(méi)有be 動(dòng)詞，也沒(méi)有情態(tài)動(dòng)詞時(shí)，則在主語(yǔ)前加助動(dòng)詞do (you,以及復(fù)數(shù) ), does（單數(shù) she,he,it）變成一般疑問(wèn)句；在主語(yǔ)后謂語(yǔ)動(dòng)

8、詞前加助動(dòng)詞dont（I,you,以及復(fù)數(shù) ),doesnt（單數(shù)she,he,it）變成否定句，助動(dòng)詞后的動(dòng)詞要變成動(dòng)詞原形。例：陳述句： We get up at 7:00 every morning. 一般疑問(wèn)句 Do you getup at 7:00 every morning?否定句 We dont get up at 7:00 everymorning.陳述句： She has a little brother.一般疑問(wèn)句Does she have a little brother?否定句She doesnthave a little brother.六、練習(xí)鞏固1.寫(xiě)出下列動(dòng)詞

9、的三單形式go_catch_brush（刷） _ wash_do_like_have_ watch_drink _ fly_say_learn _eat_ read_ sing_ buy_study_stay _make _look _pass_carry _come_plant(種植 )_teach_buy_2.用括號(hào)內(nèi)動(dòng)詞的適當(dāng)形式填空。1. We often_(play) in the playground.2. He _(get) up at six oclock.3._you_(brush) your teeth every morning.4. What_ (do) he usua

10、lly_ (do) after school? 5.Danny_(study)English,Chinese,Maths, Science and Art at school.6. Mike sometimes _(go) to the park with his sister.7.At eight at night, she often_(watch) TV with his parents.8._ Mike_(read) English every day?9.Howmanylessons_yourclassmate_(have)on10. What time_his mother_(do

11、) the housework? 3.選擇題()1. I _to school at 7:00 in the morning.A. goB. goingC. goes()2. They _books every day in the library.A.readsB. readC. reading()3. The monkey_ eating bananas very much.A.likeB. likesC. liking()4. My father _to read newspaper after supper every day.A.likeB. likesC. liking()5. I

12、 like watching TV, but my mother _like it.A. dontB. doesntC. does()6. _ your father drink milk every day?A.doB. areC. does（）7. We will go shopping if it_ tomorrow.don't rainB. didn't rainC.doesn't rainD. isn't rain（） 8. He said the sun _in the east and _in the west.A rose; setB rises

13、; setsC rises, setD rise; sets（） 9.Wang Mei _ music and often _ to music.A like; listenB likes; listensC like; are listening D liking ; listen（）10. Jenny_ English every evening.A has studyB studiesC studyD studied4.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. _5.把下列句子變成一般疑問(wèn)句（并作肯定和否定回答） 、否定句例： I like cooking. Do you like cooking? Yes, I do. No, I don't.I don't like cooking.1.My friends like