天津初一英語下冊知識點(diǎn)總匯

1、天津初一英語下冊知識點(diǎn)總匯Unit 1.Wheres the post office?目標(biāo)語言：ask for and give directions on the street重點(diǎn)句型：Is there a bank near here? Yes, theres a bank on Center Street. Is there a supermarket? Yes, there is. No, there isnt. Wheres the supermarket? Its next to the library. The pay phone is across from the libra

2、ry. The pay phone is next to the library. The pay phone is between the post office and the library. The pay phone is on Green Street. Just go straight and turn left. Its down Bridge Street on the right. Its next to a supermarket. Is there a big supermarket near where you live?重點(diǎn)詞組：across from, on th

3、e street, betweenand, next to, in the neighborhood, go straight, turn left, on the right(left), on the avenue, take a walk, in the hotel, the beginning of, have fun doing, on a bench, the way to, take a taxi, go down, go through, have a good trip,welcome to+n.，the way to+n去。的路，hope to do知識點(diǎn)：1there b

4、e 句型 （1）there be 句型常用來表示某地/某時有某物/某人。 （2）各種句型結(jié)構(gòu)： 肯定句： Therebe （is/are） 某物/某人地點(diǎn)/時間。 否定句： Therebe（is/are）not某物/某人地點(diǎn)/時間。 一般疑問句： Be（Is/Are）there某物/某人地點(diǎn)/時間？ 特殊疑問句：特殊疑問詞 be（is/are）there其它？ e.g. There is a pencil on the desk. 桌子上有一支鉛筆。 否定句： There isn't a pencil on the desk. 桌子上沒有鉛筆。 一般疑問句： Is there a pe

5、ncil on the desk? 桌子上有鉛筆嗎？ 特殊疑問句（劃線部分提問）： What's on the desk? 桌子上有什么？ 注意： There be后面所接的某物有多個時，謂語動詞be要根據(jù)最靠近它的那個名詞的單復(fù)數(shù)來確定，即就近原則。 e.g. There is a pen, a pencil-box and some books on my desk. 我的桌子上有一支鋼筆，一個鉛筆盒和一些書。 There are some books, a pen and a pencil-box on my desk. 2Where引導(dǎo)的特殊疑問句句式：Where +一般疑問句

6、？用法：表示“在哪兒”，提問地點(diǎn)，方位等。1) 詢問來自何處-Where are you from?-I am from England.2) 詢問去何處 -Where are you going? - I am going to the zoo.3) 詢問物品位置 -Where are my shoes? -They are under your bed.4) 詢問某人位置 -Where is Tom? -Look! He is in the tall tree.【注意】1和不熟悉的英美人見面打招呼時，不能問Where are you going?因為這涉及到對方的隱私。否則，對方有可能說“

7、Its none of your business.”這不管你的事。 2在英語中，詢問某人地址在哪，用Whats your address? 3. 在回答某人，某物所處的位置時，一定要用準(zhǔn)表示方位的介詞。如at,in,on,next to, near等。3本單元的方位介詞 across from在。對面 next to 緊挨著 between and在。與。之間 on 在。上 in 在。里4.詞語辨析 across & through Across 和through兩個介詞都有“穿過”的意思， 用法卻不同。Across的含義與on有關(guān)，表示動作在某一物體的表面進(jìn)行，常指從寬度意思上講的

8、“橫穿/跨”。Through的含義in有關(guān)，表示動作在某物體的空間進(jìn)行。 Arrive in& arrive atArrive at表示到達(dá)較小的地方；arrive in表示到達(dá)較大的地方。5Let sb.(賓格)do sth.讓某人做某事。Let后面的動詞要用動詞原形。6問路的句式小結(jié)：1）“特殊疑問句”類句型a) Excuse me. Where is the ,please?b) Excuse me. Which is the way to the,please?c) Excuse me. How can I get to the, please?2)“一般疑問句”類句型a) C

9、ould/Can you tell me how I can get to the?b) Could /Can you tell me the way to the?c) Could/Can you tell me how to get to the,please?d) Could /Can you tell me which is the way to the?e) Excuse me. Is this the right way to the?f) Excuse me. Do you know the way to the?unit 2 Why do you like koala bear

10、s?目標(biāo)語言：Describe animals; express preferences重點(diǎn)句型：Lets see the lions. Why do you want to see the lions? Because they are cute. Why does he like koala bears? Because they are kind of interesting. Where are lions from? They are from Africa. What animals do you like? I like elephants. What other animals

11、 do you like? I like dogs, too.重點(diǎn)詞組：want to do sth.想要做某事，kind of有點(diǎn)兒，be from=come from來自，years old。歲，play with與。一起玩，at night在夜里，在晚上，get up起床，every day每天，look at 看,give sb. sth=give sth. to sb.把某物給某人，be friendly to sb對某人友好（強(qiáng)調(diào)對某人的態(tài)度）be friendly with sb和某人友好（強(qiáng)調(diào)和某人的關(guān)系）in a friendly way以友好的方式，go to sleep就

12、寢，入睡 get to sleep入睡（由于某種原因睡不著，想方設(shè)法入睡）fall asleep入睡（入睡的狀態(tài)）go to bed上床睡覺（不一定睡著）知識點(diǎn)：1 why ,what, where引導(dǎo)的特殊疑問句及其回答1） 句型結(jié)構(gòu)：Why/What/Where+一般疑問句？2） 語法功能：why用來詢問原因，what一般用來對物提問，另外what還用來對職業(yè)提問，如，What is he?他是做什么的？，where對地點(diǎn)提問。2 kind的用法kind of有點(diǎn)，稍微；a kind of一種；kinds of各種kind 作形容詞，為“善良的，好心的”She is a kind woma

13、n.她是個善良的女人。3 Other作形容詞時，為“其他的，另外的”，用做定語。后接不可數(shù)名詞或可數(shù)名詞復(fù)數(shù)形式。4 年齡的表達(dá)方式He is 12 years old.He is 12.His age is 12.5. Isnt he cute?此句為否定疑問句，表達(dá)一種贊賞，往往不需要對方回答，句末用降調(diào)。如，Isnt the film very interesting?難道這部電影不是很有趣嗎？ Doesnt he like watching TV?難道他不喜歡看電視嗎？【注意】在回答這種否定疑問句時，和漢語的習(xí)慣不同。如果是肯定回答，用yes開頭，如果是否定回答，用no開頭。但是翻譯成

14、漢語時，yes或no要按其反意翻譯。如，Doesnt he want to go there? Yes, he does.難道他不想去那里嗎？不， 他想去。6.during在期間，在某段時間內(nèi)，如I like traveling during summer holidays. 我喜歡在暑假旅游。7.at night & in the nightat night意為“在夜里”“在晚上”“天黑時”，指在一天的部分時間，常常是下午6時至午夜這一段時間；in the night指“在夜里”指從天黑到天明這一整段時間。8.also位于句中；either位于句尾，用于否定句；too也表示“也”，一

15、般位于句尾。9.第10頁的1要求記?。坏?頁的3a要求記住。10.關(guān)于 “l(fā)ike”的問句1) Why do you like?這是提問者問對方為什么喜歡某人或某物，直接尋求對方所說話的原因。-Why do you like the panda?你為什么喜歡熊貓？-Because it is very lovely.因為它很可愛。2) Do you like doing.?這是提問者問對方習(xí)慣上喜歡什么，意為“你喜歡。嗎？”其中l(wèi)ike doing指喜歡干某事，相當(dāng)于enjoy doing。-Do you like working in China?你喜歡在中國工作嗎？3) Do y

16、ou like to do.?這是提問者問對方目前的一時愛好。其中l(wèi)ike to do指現(xiàn)在想干某事，相當(dāng)于want to do。表示某種愿望。Do you like to have a cup of tea?你想喝杯茶嗎？4) How do you like?這是用來詢問對方對某人或某物的看法，意為“你覺得。怎么樣？”How do you like?相當(dāng)于What do you think of? How do you like China?你覺得中國怎么樣？5) What do you like?這是用來詢問對方一貫性的愛好，意為“你喜歡什么？”注意這一句式與What would you

17、like?你想要什么？不同。Would like為一固定表達(dá)方式，用來詢問對方當(dāng)時的意向。-What do you like?你喜歡什么？-I like books.我喜歡書。-What would you like?你想要什么？-Id like some apples.我想要些蘋果。6）Whats the weather like.?這句用來詢問天氣情況，意為“。天氣情況怎么樣？”此句可用Hows the weather like?替換。unit 3 Id like a large pizza.目標(biāo)語言：Order food重點(diǎn)句型：Id like a pizza. What would y

18、ou like on it? Mushrooms,green pepers and onions,please. Id like a large /medium/small pizza. What kind of pizza would you like? Id like a pepperoni pizza, please. What size pizza would he like? Hed like a small pizza. Whats your address? Its 223Green Street. Id=I would hed=he would theyd=they would

19、重點(diǎn)詞組：would like, green pepper, iced tea, orange juice, hot dog, at Pizza Express, house of pizza, as well as, a medium pizza知識點(diǎn)：名詞的單復(fù)數(shù)形式 在英語中，名詞分為可數(shù)名詞和不可數(shù)名詞，凡是能一個一個或一件一件數(shù)的人或事物，其名詞就是可數(shù)名詞。可數(shù)名詞可分為單數(shù)或復(fù)數(shù)兩種形式，表示一個人或事物的名詞用單數(shù)形式，表示兩個或兩個以上的人或事物的名詞用復(fù)數(shù)形式。名詞單數(shù)形式就是通常在課本單詞表或詞典中出現(xiàn)的形式。絕大多數(shù)復(fù)數(shù)形式是在單數(shù)名詞后加-s或-es構(gòu)成。 名詞分可數(shù)

20、名詞和不可數(shù)名詞，可數(shù)名詞有復(fù)數(shù)形式?？蓴?shù)名詞復(fù)數(shù)的構(gòu)成有如下規(guī)則： 一般加-s，如：deskdesks s, x, ch, sh結(jié)尾加-es，如：busbuses, watchwatches 以 f, fe結(jié)尾，改f, fe為v，再加-es，如：leafleaves 以“輔音字母y”結(jié)尾，改y為i，再加-es，如citycities 以“輔音字母o”結(jié)尾，加-es，如：tomato tomatoes 一般復(fù)合名詞，只將主體名詞變復(fù)數(shù)，如： boy studentboy students 以 man, woman開頭和結(jié)尾的復(fù)合名詞，規(guī)則不同： FrenchmanFrenchmen, woma

21、n teacherwomen teachers 不規(guī)則變化： footfeet, childchildren 單、復(fù)數(shù)同形的情況：sheepsheep, ChineseChinese（中國人） 只有復(fù)數(shù)形式的情況： people, clothes, trousers what引導(dǎo)的問句1）問姓名：What is your name?你叫什么名字？2）問職業(yè)：Whats your father?你爸爸是做什么的？3）問事物：Whats that on the desk?桌子上是什么？4)問顏色：What color is the rainbow?彩虹是什么顏色的？5）問號碼：Whats your

22、 phone number?你的電話號碼是多少？）問尺碼：What size would you like?你想要多大號的？）問地址：Whats your address?你的地址是什么？）問種類：What kind of animals do you like?你喜歡什么樣的動物？情態(tài)動詞would的用法）用以提出建議或邀請。如，Would you like a sandwich?你想吃三明治嗎？）與like, love連用表示教合意愿的做法。如，Id love/like a coffee.我想喝杯咖啡。）句式結(jié)構(gòu)：would like sth.(名詞或代詞)想要某物=want sth.I

23、d like a pizza.我想要一份比薩餅。would like to do sth.想要做某事want to do Id like to have supper.我想要吃晚飯。would like sb. to do.希望想要某人做某事want sb. to doId like you to play with me.我想要你和我一起玩。）含would like的陳述句變一般疑問句，直接把情態(tài)動詞would提前，Would you like/love？比Do you want？語氣委婉，常用于口語。對此問題的肯定回答一般為Yes, Id like/love to,還可以是Yes, ple

24、ase./ All right./ Yes./Ok.等。4就餐用語全接觸1) May I take your order?2) What would you like to eat/drink?3) Id like to drink coffee without milk.4) Id like some meatballs.5) Here is the bill.這是帳單。6) Wait, let me have the bill.等一下，我來買單。5名詞所有格英語中有些名詞加“'s”表示所有關(guān)系，帶這種詞尾的名詞形式稱為名詞所有格。名詞所有格的構(gòu)成有如下規(guī)則： 有生命的名詞一般加“&

25、#39;s”構(gòu)成，以s結(jié)尾的復(fù)數(shù)名詞加“'”。 無生命的名詞一般用“所有物of所有者”。 a map of Japan 一幅日本地圖 a door of the classroom 教室的門 the name of the school 學(xué)校的名字 the son of my friend 我朋友的兒子 但請注意下列說法的不同含義： 表時間、距離、國家、城鎮(zhèn)、機(jī)構(gòu)、團(tuán)體、價格等的名詞，可用以上兩種方式構(gòu)成所有格。 并列的名詞表各自所有，須在各詞詞尾分別加“'s”；表共同所有，須在后一個名詞詞尾加“'s”。 Tom and Jack's car 湯姆和杰克的小汽車

26、（兩人合用） Tom's and Jack's cars 湯姆和杰克的小汽車（兩人各有一輛）。unit 4 I want to be an actor.目標(biāo)語言：Talk about jobs重點(diǎn)句型：What do you do? Im a doctor. What does she do? Shes a doctor. What do you want to be? I want to be an actor. What does he want to be? He wants to be a blank clerk. Where does your sister work

27、? She works at a hospital. Does she work in a hospital? No, she doesnt. Does she work late? Yes, she does. Is it an exciting job? Yes, it is.重點(diǎn)詞組：a girl of six years old六歲的女孩 an international call國際電話 as soon as possible盡可能快地 as well as possible盡可能好地 asas象。一樣 in a hospital在醫(yī)院里 in hospital（生病）住院 work

28、 with與打交道，與。在一起工作 be late for遲到 go out出去 be afraid of害怕 wait for sb.等候某人 in the future在未來 in future從今以后知識點(diǎn)：1“職業(yè)”的幾種詢問方式1) 詢問某人現(xiàn)在從事何種職業(yè)a) What +do/does+某人+do?b) What+be+某人？ What do you do?你是做什么工作的？ Whats your brother? 你哥哥是干什么的？【注意】What+do/does+某人+do?句型有時還可以用來詢問某人經(jīng)常做什么事情。如，What do you do every evening

29、?你每天晚上干什么？2）詢問某人現(xiàn)在的工作地Where + do/does+主語+work?Where do you work?你在哪工作？I work in a factory.我在工廠工作?！咀⒁狻慨?dāng)想確認(rèn)對方的職業(yè)時，可用“Are you+職業(yè)？”如，Are you a doctor?你是醫(yī)生嗎？Yes, I am.是的。3）詢問某人將來的工作 What do/does+某人+want to be?What do you want to be?你想要從事什么職業(yè)？I want to be a reporter.我想成為一名記者?！咀⒁狻縿釉~后面加-er 或-r或-or,一般則變成從事這種

30、動作的人，常見的形式有：write-writer,act-actor,run-runner.cook是兼類詞，表示“廚師”，cooker為“炊具”。2as的用法1) Prep.作為 You must work hard as a student.作為一名學(xué)生你必須努力學(xué)習(xí)。2) Conj.當(dāng)。時候 As I was walking down the street, I met an old friend.我在街上走的時候，遇見了一位老朋友。3) Conj.因為 As he is ill, he is away from school.因為他生病了，所以沒來上學(xué)?！咀⒁狻縜s用于表示不是很重要的

31、或眾所周知的理由時，語氣教弱；如果說話人強(qiáng)調(diào)某種理由時，則用because來表達(dá)。4）prep.依照。，如。常用來引導(dǎo)從句。 I will do as you say.我將按照你說的做。5）asas.象。一樣She is as tall as her mother.她和她媽媽一樣高。3.名詞構(gòu)詞法：-er: farmer, jumper-or: inventor, visitor-ist: scientist, artist-ess: actress, waitress-ese: Chineseunit5 How was your weekend? 目標(biāo)語言：talk about recent

32、 past events 重點(diǎn)句型：What did you do over the weekend? On Saturday morning, I played tennis. How was your weekend? It was great. For most kids, the weekend was a mixture of fun and work.重點(diǎn)詞組：do homework做作業(yè) play soccer踢足球 clean the room打掃房間 go to the beach去海灘  go to the movies 去看電影 over the weekend

33、=at the weekend=on the weekend在周末 study for the test準(zhǔn)備考試 have a party舉行晚會 stay at home呆在家里 do some reading讀書 practice English練習(xí)英語 play the guitar彈吉他 on the afternoon of last Sunday在上個星期日下午 an interesting talk show有趣的談話節(jié)目知識點(diǎn)：1 談?wù)撨^去的事用語介紹：1) What did you do last night?-I watched TV at home.2) Where di

34、d you go last Sunday?-I went to the zoo.3) Whom did you visit yesterday?-I went to see my uncle.4) Did you read a book this morning?-No, I didnt. I wrote a letter to my father.在談?wù)搫倓偘l(fā)生的事情就需要用一般過去時，這時謂語動詞用過去式形式，句中多有l(wèi)ast night, last month, last year, yesterday, two days ago, in1978等表示過去的時間狀語。2 一般過去時1)

35、一般過去式的構(gòu)成：規(guī)則動詞過去式的變化可速記為“直，去，雙，改”四字訣。a) 一般情況下在動詞原形后直接加-ed.如，want-wantedb) 以不發(fā)音的字母e結(jié)尾的動詞，去掉e再加-ed，如，hope-hopedc) 重讀閉音節(jié)單詞需雙寫最后一個輔音字母再加-ed.如，stop-stoppedd) 以輔音字母+y結(jié)尾的動詞變y為i,再加-ed.如，study-studied. 不規(guī)則動詞變化，要逐一熟記。Be動詞過去式有兩種形式，主語是第一，三人稱單數(shù)形式用was,其他人稱用were.2) 一般過去時的形式a) Be動詞過去式的句式。否定句是在was/were后面加not, was not

36、=wasnt/were not=werent。一般疑問句是把was/were提前并放到句首，要求首字母要大寫。b) 實(shí)義動詞過去式的句式：肯定式：主語+動詞故去式+其它。如，They had a good time yesterday. 否定式：主語+did not+動詞原形+其他。如，They didnt have a good time yesterday. 一般疑問句：Did+主語+動詞原形+其它？肯定回答：Yes,主語+did. 否定回答：No,主語+didnt.如，Did they have a meeting two days ago? Yes, they did. No, the

37、y didnt. 特殊疑問句：特殊疑問詞+did+主語+動詞原形+其他？如，What time did you finish your homework?3） 一般過去時的用法：a) 主要用于過去某個時間發(fā)生的動作或狀態(tài)。My father worked in Shanghai last year.b) 表示故去經(jīng)?；蚍磸?fù)發(fā)生的動作，常與 often,always等表示頻度的時間狀語連用。I often went to school on foot.c) 與when等連詞引導(dǎo)的狀語從句連用。 When he got home, he had a short rest.4)表示一般過去

38、時的時間狀語： a moment ago剛才 yesterday morning, last night, last week, the day before yesterday前天, just now剛才3Over的用法1）over the weekend中的over意思是“在期間”相當(dāng)于during.2)over表示“在正上方“不接觸物體表面；on表示“在.上面”物體是可以接觸到的.over的反義詞under.3)over也表示”超過,多于”相當(dāng)于more than4)all over the world這里的over是”遍及”的意思.5)over there中的over是 “越過,在那邊

39、”4. “do some+動名詞”結(jié)構(gòu),表示 “做.,干.,進(jìn)行.”其中動名詞作賓語. 如,do some washing 洗衣服5. practice doing練習(xí)做某事6.介詞on, in, at都表示時間. On用于某日的時間前; in用于某年或某月的時間前;at用于幾點(diǎn)的時間前.unit 6 Where are the jazz music?目標(biāo)語言:ask for and give directions inside a building重點(diǎn)句型:Wheres the classical music? Go upstairs and turn right.Its next to t

40、he jazz music. Wheres the dance music? Go straight and turn left. Its between the pop and the country. Whats Bobs favorite kind of music? His favorite music is classical Whos Carlas favorite group? Her favorite group is Boys from Brazil. Do you like the Latin Sound? No, I dont. Theyre awful. Wheres

41、the dance music section? I dont know.重點(diǎn)詞組:in front of, and so on, turn left, go upstairs, next to, betweenand,a kind of, on the right, have fun知識點(diǎn):1問路的句式小結(jié)：1）“特殊疑問句”類句型d) Excuse me. Where is the ,please?e) Excuse me. Which is the way to the,please?f) Excuse me. How can I get to the, please?2)“一般疑問句”

42、類句型g) Could/Can you tell me how I can get to the?h) Could /Can you tell me the way to the?i) Could/Can you tell me how to get to the,please?j) Could /Can you tell me which is the way to the?k) Excuse me. Is this the right way to the?l) Excuse me. Do you know the way to the?2談?wù)撓矚g的歌手,歌曲和音樂組合1) Do you

43、like music?-Yes, I like music very much/a lot/a little. -No, I dont like music at all.2)- Are you interested in folk songs(民歌)? -Yes, I am.3) Are you fond of music? - Yes, I am.4)- Whats your favorite kind of music? - American country music.(美國鄉(xiāng)村音樂)5)-Who is your favorite music group? -Backstreet Bo

44、y.6)- What do you think of Tian Zhensongs? - I think they are wonderful.3.表示位置的幾個詞1) next to “的旁邊,緊接著”2) betweenand在和之間,between指兩者之間3) among在中間,指三者以上4) in front of在前面,指在(本部分之外)的前面; in the front of指在(本部分之內(nèi))的前面.5) at在某個具體的地點(diǎn)6) outside在之外 outside the gate在門外4 afraid 的用法Afraid是形容詞,一般在句中用作表語,不能用作定語。意思是 “

45、擔(dān)心,害怕,恐怕,恐懼”.afraid常用于以下三種句式:1) be afraid of sb or sth.或be afraid of doing sth.表示害怕某人或某事,后接動名詞，表示怕做某事,只是陳述一個事實(shí),不帶感情色彩.2) be afraid to do sth.后接動詞不定式,往往指主觀上怕去做某事,側(cè)重表示 “因為擔(dān)心后果嚴(yán)重而不敢也不愿做某事”如,Lily is afraid to go out at night.3) Im afraid我恐怕.當(dāng)聽了對方所說的話,而不能滿足對方的意愿時,為了使語氣較為委婉,常用此語.如,Can you help me with my

46、English? Im afraid not.當(dāng)不同意對方的建議,邀請,陳述時,我們可以用Im afraid not;反之用Im afraid so. unit 7 What does he look like?目標(biāo)語言: Describe peoples appearance重點(diǎn)句型: What does your friend look like? She has a medium build and she has long hair. He is tall. He is heavy. He has curly hair. He is medium height. He is thin.

47、 She has long hair. She is short. She has a medium build. She has short hair.He has a beard. He wears glasses. He has a mustache. He has blonde hair.He is bald. She always wears a red dress and white shoes.重點(diǎn)詞組:look like, straight hair, medium build, short hair, curly hair, long hair, blonde hair,br

48、own hair,tell jokes知識點(diǎn):1. 動詞的時態(tài)-一般現(xiàn)在時態(tài)在英語中,不同時間發(fā)生的動作和情況,要用不同的動詞形式表示.這種不同的動詞形式叫做動詞的時態(tài).我們初級階段接觸到的動詞的時態(tài)主要有: 一般現(xiàn)在時態(tài), 一般過去時態(tài), 一般將來時態(tài),現(xiàn)在進(jìn)行時態(tài),過去進(jìn)行時態(tài),現(xiàn)在完成時態(tài),過去完成時態(tài). 判斷一個句子使用什么時態(tài)主要看這個句子中的動詞,其次看句子中的副詞和時間狀語. 在這講中我們先來學(xué)習(xí)一般現(xiàn)在時態(tài).一般現(xiàn)在時態(tài)一般現(xiàn)在時的用法: l. 表示經(jīng)?；蛘叻磸?fù)發(fā)生的動作. 如: 我每天吃午飯. I have lunch every day. 還表示現(xiàn)在存在的一種狀態(tài). 如：我

49、姐姐是一位老師My sister is a teacher.一般現(xiàn)在時態(tài)經(jīng)常與often（經(jīng)常）sometimes（有時）always（總是）usually（通常）等副詞連用，也經(jīng)常與every day（每天）, every week（每周）, every month（每月）, every term（每學(xué)期）, every year（每年）, once a week （一周一次），twice a year（一年兩次）等時間狀語連用。 一般現(xiàn)在時態(tài)分為be 動詞的一般現(xiàn)在時和實(shí)義動詞的一般現(xiàn)在時。1） be動詞包括am，is，are. 中文為"是"， 這三個詞的用法要隨著主語

50、的變化而變化。 "am" 用于第一人稱單數(shù)（I）; "is" 用于第三人稱單數(shù)（he，she，it）; "are "用于第一人稱復(fù)數(shù)（we），第二人稱單數(shù)和復(fù)數(shù)(you), 第三人稱復(fù)數(shù)（ they）。 可以記住以下順口溜： am管 "我"， is管"，她，它，他"， are管"大家"。2） 一般疑問句和否定句I am a teacher. (我是一位老師) You are his friend.（你是他的朋友） She is a nurse.（她是一名護(hù)士） 以上三個句子都

51、是肯定句. 此.類句子變成疑問句和否定句時,有些地方的語序和漢語不同,需特別注意.變?yōu)橐蓡柧鋾r,把be 動詞"am，is，are" 放在句首,回答時也要使用be動詞；變?yōu)榉穸ň鋾r,把表示否定的not 放在 "am is are" 的后面, 其中可以簡寫為：is not- isn't are not- aren't， am not 沒有簡寫形式。 .如：Am I a teacher? Yes, I am. (No, I am not.) Are you his friend? Yes, you are. (No, you are not.)

52、Is she a nurse? Yes, she is. (No, she is not.) 注意：如果are not, is not放在句尾時，不能使用簡寫，必須寫出整個單詞。否定句為：I am not a teacher. You are not his friend. She is not a nurse.3）如果句子的動詞不是be 動詞 "am is are" 而是其他實(shí)義動詞, 疑問句和否定句要借助于助動詞"do"或者 "does"， 也就是說be 動詞和實(shí)義動詞原形不能同時使用。 這里的 "do"，&q

53、uot;does" 本身沒有什么意義，只是幫助構(gòu)成疑問句和否定句. 一般疑問句讀時必須用降調(diào)."do"和 "does"的使用要隨著人稱的變化而變化。請看下面兩組句子，注意區(qū)分他們的共同點(diǎn)和不同點(diǎn)。 I go to school every day. He goes to school every day.I don't go to school every day. He doesn't go to school every day.Do you go to school every day? Does he go to sch

54、ool every day?Yes, I do. (No, I don't) Yes, he does. (No, he doesn't)這兩組句子中，由于人稱的不同，句子的結(jié)構(gòu)也不同，具體如下：當(dāng)主語是第三人稱單數(shù)時，肯定句為：主語+動詞的s形式+賓語否定句為：主語+助動詞doesn't+動詞原形+賓語疑問句為：Does+主語+動詞原形+賓語肯定回答和否定回答也要使用助動詞does.注：第三人稱單數(shù)用了 does 后面就不用動詞的s形式了,而用動詞原形.動詞的一般現(xiàn)在時態(tài), 除了第三人稱單數(shù)(he she it) 外,其余都用動詞原形。當(dāng)主語是其他人稱時，肯定句為：主

55、語+動詞原形+賓語否定句為：主語+助動詞don't+動詞原形+賓語疑問句為：Do+主語+動詞原形+賓語肯定回答和否定回答也要使用助動詞do.注：變?yōu)橐蓡柧?要在句首加"do" ; 變?yōu)榉穸ň? 要在動詞前面加"do not", 可以簡寫為 "don't".2. 一般現(xiàn)在時，第三人稱單數(shù)作主語時，動詞的變化規(guī)則。1） 一般在動詞后加-s詞尾。如，come-comes live-lives2） 在以ch, sh ,s, x, 或o結(jié)尾的詞后要加-es, 如，teach-teaches catch-catches wish-wishes wash-washesmiss-misses guess-guesses mix-mixes fix-fixesgo-goes do-does3） 以“輔音+y”結(jié)尾的詞，先變y為I 再加es,如，Try-tries study-studies reply-r