人教版九年級(jí)英語三單元知識(shí)點(diǎn)

1、(一)課文詳解1、 get a dictionary.(P17)get 此處為及物動(dòng)詞“獲得、得到”，其后常跟名詞作賓語。get 之后跟雙賓語，常用短語：get sb. sth = get sth for sbeg: He got a letter from his friend yesterday.Get me a cup of tea. = Get a cup of tea for me.get 常構(gòu)成的短語有：get up 起床get over 克服、 恢復(fù)get on / off 上、 下車 get along / on with 與 .相處get back 取回2、 buy a ne

2、wspaper(P17)1)buy 及物動(dòng)詞，常用結(jié)構(gòu)有：buy sb sth = buy sth for sb buy sth from sbeg: He bought me this book = He bought this book for me.I bought this watch from a friend for $10.2)buy 是非延續(xù)性動(dòng)詞，不能與how long 及 for 引導(dǎo)的表示一段時(shí)間的狀語連用。表示“某物買了多長時(shí)間”用 have 代替 buyeg: I have had the bike for two months. How long have you

3、had your dictionary3)buy 的反義詞是 sell,常用短語有：sell sth to sb = sell sb stheg: I sold my car to my younger brother. = I sold my younger brother my car.3、 Excuse me, could you please tell me how to get to the bookstore?(P17)1)Could you please.?表示委婉的請(qǐng)求，后接動(dòng)詞原形。類似的表示請(qǐng)求的句型還有：Would / Will you please do sth? Wo

4、uld you like to do sth?2)could為情態(tài)動(dòng)詞，也是 can的過去式，在表達(dá)請(qǐng)求時(shí)，could與can沒有時(shí)態(tài)上的差別，只是 could 的語氣比較委婉和客氣3)hot to get to the bookstore 是 “疑問詞 + 動(dòng)詞不定式”結(jié)構(gòu)。 疑問詞 who, which, when, where,how, what 等與動(dòng)詞不定式連用，常用語 tell, show, know, teach, learn, explain 等后作賓語，“ 疑問詞 + 動(dòng)詞不定式”結(jié)構(gòu)所表示的動(dòng)作通常是未發(fā)生的，所以在轉(zhuǎn)換成賓語從句時(shí)，通常要加情態(tài)動(dòng)詞或用將來時(shí)態(tài)。eg: H

5、e didn t know what to say. = He didn t know what he should say.4、 Sure,just go along Main Street until you pass Center Street.(P17)1)go along ”沿著.向前走”，與go down / up同義，常用于指路。常用的句子還有:walk along / down this road / streetturn left / right at the + 序數(shù)詞 + crossing / turningyou can take the No. + 數(shù)字 + bus

6、and get off atIt s next to / across from walk on and turn left / right2)until 與 till 的用法區(qū)別 until 可以放在句首，till 不能。 till 多用于口語中。兩個(gè)詞都可以用作介詞，也可以用作連詞。作介詞時(shí)，后接詞或短語，在句子中作狀語；作連詞時(shí)引導(dǎo)時(shí)間狀語從句。 until / till 用于肯定句中，句子或主句的謂語動(dòng)詞必須是延續(xù)性動(dòng)詞，表示這一動(dòng)作或狀態(tài)一直延續(xù)到until / till 所表示的時(shí)間為止。這樣的動(dòng)詞有l(wèi)ive, wait, last, work 等eg: He watched TV

7、 until / till midnight last night. I waited for him until / till he came back.until /till用于否定句中，其句型為：not.until /till "直到 .才.”或“在 之前不”，通常與非延續(xù)性動(dòng)詞連用，強(qiáng)調(diào)句子或主句所表示的狀態(tài)或動(dòng)作從until / till 所表示的時(shí)間才發(fā)生，句子或主句必須是否定句。表示非延續(xù)性的動(dòng)詞有come, go, leave, meet, realize, understand, reach, get, arrive 等eg: He didn t go home u

8、ntil / till ten o clock.I hadn t realize the thing was so serious until / till she told me about it. = Until she told me about it, I hadn t realized the thing was so serious.5、 go to the thinrd floor(P18)the first floor the second floor the third floor ( 美式英語)the ground floor the first floor the sec

9、ond floor( 英式英語)6、 turn left(P18)1)turn left = turn to the left. 此處 turn 是不及物動(dòng)詞，意為“轉(zhuǎn)向” turn 的其他用法作不及物動(dòng)詞， “轉(zhuǎn)動(dòng)，轉(zhuǎn)身”作及物動(dòng)詞，“轉(zhuǎn)動(dòng)，旋轉(zhuǎn)”作連系動(dòng)詞，“變?yōu)?，成為”作名詞， “輪流”與turn 有關(guān)的短語：eg: Ricky turned and walked away.eg: He turned the key in the lock.eg: When spring comes, the trees turn green.turn right = turn to the right

10、turn on / off turn down / upeg: Its your turn to read now.2)left adv. “向左，在左邊”n “左邊”adj “左邊的"v. “離開” (leave的過去式和過去分詞)eg: The little boy is sitting on my left. I left my homework at home.7、 go past the bookstore(P18)go past "經(jīng)過"相當(dāng)于pass,其中past為介詞，”從旁邊過去”eg: The train went past us withou

11、t stopping at the station.past “從旁邊經(jīng)過”，表示時(shí)間上的“超過”或空間上的“經(jīng)過”eg:The man is walking past a shop.over “從上方跨越而過”，表示動(dòng)作發(fā)生在物體的上方eg: There is a bridge over the river.across "橫穿、越過”，表示動(dòng)作是在某一個(gè)物體的表示進(jìn)行的，強(qiáng)調(diào)從一端到另一端eg:The little boy is walking across the road.through “穿過，越過”，表示動(dòng)作是在某一空間內(nèi)進(jìn)行的，強(qiáng)調(diào)從內(nèi)部穿過eg: He can go

12、through the forest by himself.8、 Nine thirty, so you dont need to rush!(P18)rush 此處用作不及物動(dòng)詞， “倉促、急促”，也可用作及物動(dòng)詞。常用短語：rush to do stheg: He sprang up and rushed to the door.She s always rushing to finish first.rush 用作名詞時(shí)“匆忙、高峰”，常用短語：in a rush rush hour9、 I suggest Water City Restaurant in Water World.(P1

13、9)suggest及物動(dòng)詞“建議、提議”名詞形式：suggestion.其用法為：suggest sth ”建議某事"eg: He suggested a walk.suggest doing sth ”建議做某事”eg: She suggested going there by bike.suggest + that引導(dǎo)的賓語從句，這時(shí)賓語從句要用虛擬語氣，謂語動(dòng)詞用(should ) +動(dòng)詞原形eg: He suggested that we should do it at once.10、 On their way to Water City Restaurant, Alice

14、 and He Wei pass by Uncle Bob s.(P19)1)on one's way to."在某人去 的路上”eg: Yesterday I met a friend of mine on my way to school.in a way 在某種程度上in the常見的與way 相關(guān)的短語有：by the way 順便說一下way 擋路，妨礙in this way 通過這種方法lose one s way 迷路診所、 商店等名詞2) Uncle Bob's = Uncle Bob's restanrant,當(dāng)名詞所有格限定的是表示住宅、

15、時(shí)，該名詞通常可以省略。eg: They are at the doctor s(office).He is going to his aunt s(house) this Sunday.11、 It s always busy, so come a little earlier to get a table.(P19)a little earlier"早一點(diǎn)兒"，其中a little在句中修飾比較級(jí) earlier.在形容詞比較級(jí)前常用much,a little, a bit, even, still 等來修飾，表示程度進(jìn)一步加深。eg: I have much more

16、 homework than him. He is even busier today.12、 Sally needs to mail a letter.(P20)mail此處用作及物動(dòng)詞，“郵寄”，相當(dāng)于動(dòng)詞post,還可意為“發(fā)店子郵件”。其后可以跟雙賓語，構(gòu)成短語：mail sb sth = mail sth to sbEg: Please mail this letter to your father.mail 用作不可數(shù)名詞， “郵件、信件”，合成詞有：e-mail 電子郵件，airmail 航空郵件eg: Whe he got to the office, he found a l

17、ot of mail waiting for him.13、 Ben is wondering if there s a bank in the shopping center.(P20)shopping center 購物中心。動(dòng)名詞shopping 在此處作定語，修飾后面的名詞。動(dòng)名詞常置于名詞前作定語，表示被修飾的名詞的用途或者性能。eg: a swimming pool = a pool for swimming a waiting room = a room for waiting14、 fascinating(P21)fascinating adj “迷人的、有吸引力的"

18、，通常用作表語和賓語，作表語時(shí)，主語通常是物。eg: Your ideas are fascinating.fascinate vt.“使 著迷、使 感興趣”eg: The toys in the shop window fascinated the children.fascination cn. & un “魅力、極大的吸引力”eg: Chinese art has a great fascination for me.fascinated adj “著迷的”，主語通常是人eg: I used to be fascinated with dinosaurs.15、 inexpensive(P21)inexpensive adj "不貴的",同義詞為 cheap,反義詞為 expensive / dear,1) 在一個(gè)單詞的前面貨后面加上一個(gè)詞綴構(gòu)成新詞，這種構(gòu)詞法叫做派生法。加在單詞前的詞綴叫前綴，加在單詞后的詞綴叫后綴。前綴一般不引起詞性的轉(zhuǎn)變，而只是引起意思上的變化。expert inexpert 不熟練的；complete incomplete 不完善的；possible impossible 不可能的。2)英語中常見的前綴有：dislike, disagree, impo