2022年2022年仁愛(ài)英語(yǔ)九年級(jí)上冊(cè)Unit3--Unit4知識(shí)點(diǎn)歸納總結(jié).

1、精選學(xué)習(xí)資料 - - - 歡迎下載仁愛(ài)英語(yǔ)九年級(jí)上冊(cè)u(píng)nit 3-unit 4學(xué)問(wèn)點(diǎn)歸納總結(jié)unit 3 topic1一. 重點(diǎn)詞語(yǔ)1. be able to=can能夠、 會(huì)2. can t wait to do sth.迫不急待地做某事 3.have a good chance to do sth.有 好機(jī)會(huì)做某事 4.practice doing sth.練習(xí)做某事5.be made by被制做 ; 6.on business出差be made of/from由制成 ; 7.be similar to和相似be made in在某地制造 8.translateinto把翻譯成9. hav

2、e no/some trouble in doing sth.做某事沒(méi)有 / 有些困難have difficulty in doing sth.10. once in a while=sometimes/at times有時(shí) 、 間或 11.whenever=no matter when無(wú)論何時(shí)12.as well as以及 13.mother tongue母語(yǔ)精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載14.take the leading position處于領(lǐng)先位置 15.encourage sb.to do sth.勉勵(lì)某人做某事16.call for號(hào)召2. 二. 重點(diǎn)句型1.di

3、sneyland is enjoyed by millions of people from all over the world.世界上數(shù)以百萬(wàn)的人們都喜愛(ài)迪斯尼樂(lè)園；2.i hope i can go there one day.期望有一天我能去那兒；3. english is widely spoken around the world.英語(yǔ)在世界上被廣泛使用；4. it is also spoken as a second language in many countries.在很多國(guó)家它也被用作其次語(yǔ)言；5. it is possible that you will have som

4、e trouble.你可能會(huì)遇到一些麻煩；6. its used as the first language by most people in america、 canada、 australia 、great britain and new z ealand.它被美國(guó).加拿大.澳大利亞.英國(guó)和新西蘭的大多數(shù)人用作第一語(yǔ)言；7. and two thirds of the worlds scientists read english.并且世界上三分之二的科學(xué)家用英語(yǔ)閱讀；三. 語(yǔ)法學(xué)習(xí)一般現(xiàn)在時(shí)的被動(dòng)語(yǔ)態(tài)英語(yǔ)語(yǔ)態(tài)有主動(dòng)語(yǔ)態(tài)和被動(dòng)語(yǔ)態(tài)兩種；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載主語(yǔ)為動(dòng)

5、作的執(zhí)行者 、 叫主動(dòng)語(yǔ)態(tài)；如 :we clean the classroom.我們打掃教室；主語(yǔ)為動(dòng)作的承擔(dān)者 、 叫被動(dòng)語(yǔ)態(tài)；如 :the classroom is cleaned by us.教室被 我們打掃；1. 被動(dòng)語(yǔ)態(tài)的構(gòu)成 :助動(dòng)詞 be+及物動(dòng)詞的過(guò)去分詞 +by+ 賓語(yǔ)其中 by 意為“被; 由” 、 表動(dòng)作的執(zhí)行者；如:the glass is broken by that boy.玻璃杯為那個(gè)男孩打破的；be 有人稱.數(shù)和時(shí)態(tài)的變化、 其確定式.否定式.疑問(wèn)式的變化規(guī)章與 be 作為連系動(dòng)詞時(shí)完全一樣；如:english is widely spoken around t

6、he world. 確定式 english is not widely spoken around the world. 否定式 is english widely spoken around the world. 疑問(wèn)式 yes、 it is./no、 it isnt.2. 被動(dòng)語(yǔ)態(tài)的用法 :1 在沒(méi)有指明動(dòng)作的執(zhí)行者或者不知道動(dòng)作執(zhí)行者的情形下可用被動(dòng)語(yǔ)態(tài)；如 : this coat is made of cotton.這件外套為棉制的；2 要強(qiáng)調(diào)動(dòng)作的承擔(dān)者而不為執(zhí)行者時(shí)、 用被動(dòng)語(yǔ)態(tài)；如 :her bike is stolen.她的自行車被偷了；3. 主.被動(dòng)語(yǔ)態(tài)的轉(zhuǎn)換 :精品學(xué)習(xí)資料

7、精選學(xué)習(xí)資料 - - - 歡迎下載主動(dòng)語(yǔ)態(tài) : 主語(yǔ)+及物動(dòng)詞謂語(yǔ)動(dòng)詞 +賓語(yǔ)+ 其它被動(dòng)語(yǔ)態(tài) : 主語(yǔ)+be+及物動(dòng)詞的過(guò)去分詞 +by+賓語(yǔ)+ 其它留意:1主動(dòng).被動(dòng)互轉(zhuǎn)時(shí) 、 時(shí)態(tài)不變；2 主動(dòng)句的主語(yǔ)為代詞的主格形式、 變成被動(dòng)態(tài) by 的賓語(yǔ)時(shí) 、 要用賓格形式；如 : 1 people grow rice in the south. rice is grownby people in the south. 2 she takes care of th e baby. the baby is taken care of by her.四. 交際用語(yǔ) : 談?wù)撚⒄Z(yǔ)的廣泛使用1.-you

8、ll havea good chance to practice speaking english there. -youre right.2.-but im not good at english. im a little afraid.- dont worry.3.-is spanish similar to english. -not really.unit 3 topic 2一.重點(diǎn)詞語(yǔ)1.by the way順便說(shuō)一下 2.depend on取決于; 依靠 3.be different from與不同 4.succeed in勝利 、 達(dá)成精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下

9、載5. make yourself understood表達(dá)你自己的意思6. on one s way to在某人去的路上7. see sb. off給送行 8.leave for前往某地/leavefor離開去9.in twenty minutes二特別鐘之后 10.written english筆頭英語(yǔ)/oral english英語(yǔ)口語(yǔ)11.generally speaking一般說(shuō)來(lái) 、 大致上說(shuō) 12.as for sb./sth.至于某人 / 某物13.be close to靠近14.in person身體上 、 外貌上 ; 親自 15.be found of愛(ài)好16. be for

10、ced to do sth.被迫做/force sb.to do強(qiáng)迫某人做某事17. even worse更糟的為二. 重點(diǎn)句型1. is australia english the same as british english.澳式英語(yǔ)和英式英語(yǔ)一樣嗎.2. english is spoken differently in different english- speaking countries.不同的國(guó)家使用不同的英語(yǔ)；3. for example、 there are differences between british english and american english.例

11、如、 在英式英語(yǔ)和美式英語(yǔ)之間有些不同點(diǎn)；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載4 i cant believe that im flying to disneyland.我簡(jiǎn)直不敢信任我就要飛往迪斯尼樂(lè)園了；5.i hope i wonthave any difficulty.我期望不會(huì)遇到什么困難；6.6.whenever you need help、 send me an-mail or telephoneme.無(wú)論何時(shí)你需要幫忙 、 給我發(fā)電子郵件或打電話；7.not only children but also adults enjoy spending theirholid

12、ays in disneyland.不但青少年而且成年人也喜愛(ài)到迪斯尼樂(lè)園度假；三.語(yǔ)法學(xué)習(xí)用現(xiàn)在進(jìn)行時(shí)表示將來(lái)現(xiàn)在進(jìn)行時(shí)表示將來(lái)時(shí) 、 常有“意圖”.“支配” 但不為固定不變的或“準(zhǔn)備”含義；它表示最近或較近的將來(lái)、 所用的動(dòng)詞多為位移動(dòng)詞；如:come、 go、 arrive、 leave、 fly、 start、 begin、 return、 open、 die例:im going. 我要走了；when are you starting.你什么時(shí)候動(dòng)身 .dont worry. the train is arriving here soon.別焦急 、 火車立刻就到了；精品學(xué)習(xí)資料精選學(xué)

13、習(xí)資料 - - - 歡迎下載表示將來(lái)的現(xiàn)在進(jìn)行時(shí)除了用于位移動(dòng)詞外、 亦可用于某些非位移動(dòng)詞；如:my uncle is meeting us tomorrow.我叔叔明天會(huì)見(jiàn)我們； she is buying a new bike soon.她不久將買一輛新自行車；四. 交際用語(yǔ) :談?wù)摬煌瑖?guó)家英語(yǔ)的不同點(diǎn)并明白交際中的身體語(yǔ)言1.i cant follow you. can you speak more slowly、 please.2. oh、 it sounds interesting.3. if you want to succeed in making yourself under

14、stood、 you need to know some of these differences4.-whats up.-the foreigner is asking for a ride.5.generally speaking、 american english is different from british english in pronunciation and spelling.unit 3 topic 3一.重點(diǎn)詞語(yǔ)1. in public在公共場(chǎng)所2. at times=sometimes有時(shí)3. feel like doing=would like to do想要做4.

15、give up sth./doing sth.舍棄5. turn to sb. =ask sb. for help求助于某人精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載6. give sb. some advice on/about給某人一些有關(guān)的建議7. be weak in在方面很差 /be good at在方面很好8. be afraid of doing sth.可怕做某事 9.make mistakes犯錯(cuò)誤10.take a deep breath深呼吸 11.the best time to do做某事最好的時(shí)間12.do some listening practice做些聽(tīng)力

16、訓(xùn)練13.replyto=answer 回答14.advise sb. to do建議某人做某事 名詞 advice二.重點(diǎn)句型1.could you make yourself understood in the u.s.a.在美國(guó) 、別人能懂得你的話嗎 .2.i dont know what to do.我不知道該怎么辦 .3. at times i feel like giving up.有時(shí)我想要舍棄；4. try to guess the meanings of the new words、 and get the main idea of the article.盡量推測(cè)生詞的意思

17、 、 懂得文章的大意；5.i dare not answer questions in class、 because im afraid of making mistakes.我不敢在課堂上回答疑題、 困為我可怕犯錯(cuò)誤；6. its an honor to talk with all of you.與在座的各位交談為我的榮幸；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載7. but remember to choose the ones that fit you best.但為記住要挑選最適合你的一種；8.i insist that you practice english every da

18、y.我堅(jiān)持認(rèn)為你們每天都應(yīng)當(dāng)練習(xí)英語(yǔ)；9.believing in yourself is the first step on the road tosuccess.自信為通往勝利的第一步；三.語(yǔ)法學(xué)習(xí)wh- +to dowh-為指 when、 where、 which、 whom及 how等連接詞 、 它們和動(dòng)詞不定式連用 、 即為 wh- +to do結(jié)構(gòu)；這種結(jié)構(gòu)在句中常作主語(yǔ).表語(yǔ) 和賓語(yǔ) 、 作賓語(yǔ)時(shí)可以轉(zhuǎn)換為賓語(yǔ)從句； 對(duì)于謂語(yǔ)動(dòng)詞來(lái)說(shuō) 、wh- +todo 這個(gè)不定式動(dòng)詞的動(dòng)作為個(gè)尚未發(fā)生的動(dòng)作、 所以在轉(zhuǎn)換成賓語(yǔ)從句時(shí)、 通常須加情態(tài)動(dòng)詞或用將來(lái)時(shí)表示將來(lái)；如:i dont k

19、now what to do.=i dont know what i shoulddo.she cant decide which to buy.=she cant decide whichshe will buy.反之、 假如主句中的主語(yǔ)與賓語(yǔ)從句中的主語(yǔ)一樣時(shí)、 賓語(yǔ)從句 由疑問(wèn)詞引導(dǎo)通?？梢耘c“疑問(wèn)詞+不定式”相互轉(zhuǎn)換；如:i dont know what i should do.=i dont know what todo.假如不一樣就不能轉(zhuǎn)換；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載i want to know what mary will do.不能說(shuō) :i want to

20、knowwhat to do.四.交際用語(yǔ) : 談?wù)撊绾螌W(xué)習(xí)英語(yǔ)1.-、 but i hate to speak english in public.-youd better not.2.-i know its very important to learn english well.but its difficult for me.-me、 too.3.have you ever had any difficulties in studying english.4.-could you give us some advice on how to learn english well.-you

21、d better follow the tape and do some listening practice. i think the best time to remember new words is in the morning.unit 4 topic 1一.重點(diǎn)詞匯 : 一詞形轉(zhuǎn)換 :1. successful副詞2. proper副詞3. completely動(dòng)詞精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載4. leader動(dòng)詞5. succeed名詞6. hero復(fù)數(shù)7. physics形容詞 8. fix同義詞 9. introduce名詞 10.far比較級(jí) 二重點(diǎn)詞組

22、:1. go around圍繞2. sendinto=send upinto把送入3. congratulations on sth慶賀某事4. be proud of為而驕傲5. be moved by為而感動(dòng)6. thanks/thank you for +n./ving sth感謝某人做的某事7. have physical examinations做體檢8. in good/bad health處于好 不好的身體狀態(tài)9. can t help doing情不自禁做10. take turn to dosth輪番 做某事11. no doubt無(wú)疑地 12. as well as除的之外

23、 、 也13. for instance/example例如 14. work on做 方面的工作精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載15. depend on/upon依靠、 依靠 16. turn on打開 17. turn off關(guān)掉18. turn up開大 19. turn down關(guān)小20. click on用鼠標(biāo)點(diǎn)擊 21. look forward to doing sth期望做某事21. 二.重點(diǎn)句型 :1. now big plans are being made to send up more satellites and even build a space

24、station.現(xiàn)在中國(guó)正在方案發(fā)射更多的衛(wèi)星、 甚至建造一個(gè)空間站；1句子“ are being made”為現(xiàn)在進(jìn)行時(shí)的被動(dòng)語(yǔ)態(tài)、 結(jié)構(gòu)“ be being+ 過(guò)去分詞”；2主動(dòng)句中的賓補(bǔ)假如為不帶to的不定式時(shí) 、 變成被動(dòng)句后 、 成為主補(bǔ)的不定式必需帶to、常見(jiàn)跟不帶 to 的復(fù)合賓語(yǔ)的動(dòng)詞有see. feel.hear .make等；2. im moved by what yang liwei did.我被楊利偉所做的事感動(dòng)了；1 what yang liwei did為介詞 by 的賓語(yǔ)從句 、 意為“楊利偉所做的事”2 be moved by為而感動(dòng)如:the students

25、 are moved by the old mans story.同學(xué)們?yōu)槟俏焕先说墓适露袆?dòng)；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載3. generally speaking、 we are in good health now.一般來(lái)說(shuō) 、我們現(xiàn)在的健康狀況良好；1 generally speaking“一般來(lái)說(shuō).大體上.大致”2 in good/bad health處于好 不好的身體狀況；如 :he has a cold、 he is always in bad health.他感冒了 、 他的身體狀況總為不好；4. we couldnt help looking at the

26、earth again and again.我們?nèi)滩蛔∫辉俚乜粗厍颍? can t/couldnt help doing sth.忍不住做某事 、 不能停止做某事；如:i cant help crying.我忍不住哭了；2 again and again一再、 多次、如:the teacher has told him again and again.老師已多次和他講過(guò)了；5. i was able to fall asleep as soon as i got into the sleeping bag.一進(jìn)入睡袋我就睡著了；we took turns to have a rest.我們輪

27、番休息；take turns to do sth.輪番 做某事；the browns take turns to look after the baby.布朗一家輪番照看這個(gè)嬰兒；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載6. it has proved that china has made great progress in developing its space industry.這證明白中國(guó)航天業(yè)的進(jìn)展已取得了龐大的進(jìn)步；it has proved that這證明白7. there is no doubt that computers are widely used by wor

28、kers in business and technology.毫無(wú)疑問(wèn) 、 電腦被商業(yè) 、 科技工作者廣泛地應(yīng)用. there is no doubt that譯為“毫無(wú)疑問(wèn)”如: there is no doubt that we should protect theenvironment.毫無(wú)疑問(wèn)我們應(yīng)當(dāng)愛(ài)護(hù)環(huán)境；8. computers have made the world smaller、 like a village. 電腦使得世界變小了 、 就像一個(gè)村莊；make+賓語(yǔ)+形容詞“使怎樣”如: well try our best to make our country more

29、and more beautiful.我們將盡全力使我產(chǎn)的國(guó)家越來(lái)越漂亮.三.日常交際用語(yǔ) :congratulations. thanks for your introduction.pleased to meet you. =nice to meet you. its an honor to interview you now.精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載what do you think of shenzhou vi. =what are your thoughts about shenzhou vi.四.重點(diǎn)語(yǔ)法 :賓語(yǔ)補(bǔ)足語(yǔ) :賓語(yǔ)補(bǔ)足語(yǔ)用來(lái)補(bǔ)充說(shuō)明賓語(yǔ)、 與賓語(yǔ)一

30、起構(gòu)成復(fù)合賓語(yǔ)；可作賓語(yǔ)補(bǔ)足語(yǔ)的出名詞.形容詞.副詞.介詞和動(dòng)詞不定式 等； 一.名詞.形容詞.副詞.介詞短語(yǔ)作賓語(yǔ)補(bǔ)足語(yǔ)；如: 1.we call him jim.名詞我們叫他吉姆；2. we must keep our school clean every day.形容詞我們必需每天保持校內(nèi)清潔；3. call him in、 please.副詞請(qǐng)叫他進(jìn)來(lái)；4. leave it on the desk.介詞短語(yǔ)把它留在課桌上； 二.動(dòng)詞不定式作賓語(yǔ)補(bǔ)足語(yǔ)可分為三種情形:1. 跟帶 to的不定式作賓語(yǔ)補(bǔ)足語(yǔ)；常見(jiàn)的這類動(dòng)詞有 :ask、 tell、 get、 teach、 want、 in

31、vite、 like、 allow、 wish、 encourage等；如:tell jane to sing us a song.叫簡(jiǎn)給我們唱支歌；2. 跟不帶 to的不定式作賓語(yǔ)補(bǔ)足語(yǔ)；常見(jiàn)的這類動(dòng)詞有“一感feel.二聽(tīng) listen to、 hear、三讓make、 let、 have、四看look at、 see、 watch、 notice如:let s have a rest.讓我們休息一會(huì)兒；精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載但這種結(jié)構(gòu)變成被動(dòng)語(yǔ)態(tài)時(shí)、to必需加上如 : he was seen toleave the room with a book in his

32、hand.有人見(jiàn)他手拿著一本書離開這個(gè)房間；3. 跟帶 to或不帶 to的動(dòng)詞不定式作賓語(yǔ)補(bǔ)足語(yǔ)；這類動(dòng)詞只有help ；如: can you help me to wash my clothes .你能幫我洗衣服嗎 . 三.分詞作賓語(yǔ)補(bǔ)足語(yǔ)可分為兩種情形；1. 現(xiàn)在分詞作賓語(yǔ)補(bǔ)足語(yǔ)、 常常表示正在發(fā)生的動(dòng)作；可跟這類補(bǔ)足語(yǔ)的動(dòng)詞有:see、 watch、 hear等；如： i hear somebody singing in the next room.我聽(tīng)見(jiàn)有人在隔壁唱歌； 2. 過(guò)去介詞作賓語(yǔ)補(bǔ)足語(yǔ),常常表示被動(dòng)； 如： you need to have your hair cut.你需

33、要理發(fā)了； unit 4 topic 2一. 重點(diǎn)詞匯： 1. be used for +ving被用做 、 2. come true實(shí)現(xiàn) 3. its said that據(jù)說(shuō) 4. during/in ones life某人一生5. be known as以、（身份）而聞名6. know/say for certain準(zhǔn)確知道 / 確定地說(shuō) 7. all the time始終.總為 8. no longer=not、any longer不再 no more、 not、any more 9. aslong as只要 10. as far as就、,盡、11. make a greatcontr

34、ibution對(duì)、作出龐大奉獻(xiàn)12. the rest of the time在其余地時(shí)間里 13. at any time在任何時(shí)候二. 重點(diǎn)句型： 1.because i m not allowed to play computer games.由于我不行以玩電腦嬉戲；allow“答應(yīng).準(zhǔn)許”的意思；常用于以下幾種形式： 1 allow +n./prep如： we cant allow such a thing.我們不容許這種事情發(fā)生；2 allow sb. to do sth答應(yīng)某人做某事如： she allowed me to go fishing.她答應(yīng)我去釣魚；3 allow精品學(xué)

35、習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載+doing sth答應(yīng)做某事如： we dont allow smoking in thereading-room.我們不答應(yīng)在閱覽室吸煙；4 be allowed to dosth被答應(yīng)做某事如： the students are allowed to play gameson the play ground after school.放學(xué)后同學(xué)們被準(zhǔn)許在操場(chǎng)上做嬉戲； 2. how do you say this in english.這用英語(yǔ)怎么說(shuō)？其意思與whats this inenglish相同；3. its made fromwood.它

36、用木材做的；1 be made in在、地方制造,后接表示地點(diǎn)的名詞； 2 be made of用、制造的,表示原材料未經(jīng)化學(xué)變化,仍 可看得出原材料；3 be made from用、制造的,表示原材料經(jīng)過(guò)化學(xué)變化,已看不出其原樣；4 be made by由（被） 、（人）制作,后接表示人的名詞或代詞；5 be made into（某物）被制成 、 6 be made up of由、組成 如： the tv set is made in japan.這臺(tái)電視機(jī)為日本生產(chǎn)的；these houses are made of stones.這些房子為由石頭建造的；paper is made fro

37、m wood.紙為木頭造的； was this cake made by your mother.這蛋糕為你媽媽做的嗎？ metal can be made into all kinds of things.金屬可以制成各種各樣的物品；the medical team is made up of ten doctors.這支醫(yī)療隊(duì)由 10位大夫組成；4. its used for helping us toimprove our english.它用來(lái)幫忙我們提高英語(yǔ)水平；1 be used for+ving /be used to do（被）用來(lái)做 、強(qiáng)調(diào)用途或作用2be used as（被

38、）作為 、而用,強(qiáng)調(diào)被當(dāng)作工具或手段來(lái)用；3be used by被、使用, by后跟人 / 物,強(qiáng)調(diào)使用者；如: pens are used for writing.鋼筆被用來(lái)寫字；wood is used to make paper.木材被用來(lái)造紙；english is used as a foreign language inchina.英語(yǔ)在中國(guó)被當(dāng)作外語(yǔ)使用；recorders are often used by english teachers.英語(yǔ)老師常常使用錄音機(jī)；5. people are surprised at the rapid development of robots

39、.人們?yōu)闄C(jī)器人的飛速進(jìn)展感到驚精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載訝； 句子中 be surprised at、為一個(gè)系表結(jié)構(gòu),表示“對(duì) 、感到驚奇”； 而 be surprised by、為一個(gè)被動(dòng)語(yǔ)態(tài)形式,表示 “被、所驚奇”； 如： i am surprised at you.我對(duì)你的舉動(dòng)感到驚奇； the manager was surprised by what he saw on thecomputer.那位經(jīng)理被眼前顯現(xiàn)在電腦屏幕上的東西所驚奇；6. they will no longer want to be our servants、 but our masters

40、.它們將不再情愿做我們的人,而要做我們的主人； no longer（通常在動(dòng)詞前）, not、any longer; not、any more（用于非正式文體中）都可表示“（過(guò)去曾 、）現(xiàn)在不再、” 如： she no longer lives here. she doesnt live here any longer或 any more.她不在這兒住了；（過(guò)去她曾住這兒）7. this method worked wellat night as long as the weather was good and the stars couldbe seen.在 夜間只要天氣晴朗,能觀察星星,這

41、種方法就能很好地 發(fā)揮作用； work well有效 as long as只要 三.日常交際用語(yǔ)： whats it made of from. when/where was it made. it wasinvented in 1879. what will our future be like. i hope yourdream will come true.四.重點(diǎn)語(yǔ)法：1 . 一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)謂語(yǔ)部分的基本形式為be的過(guò)去式 was/were+ 及物動(dòng)詞的過(guò)去分 詞； 如： when was it made.它為什么時(shí)候制造的？it was madein 1980.它為 1980年

42、制造的； when was the digital camerainvented.數(shù)碼像機(jī)為什么時(shí)候創(chuàng)造的？it was invented in 1975.它為 1975年創(chuàng)造的； 2 .時(shí)間前所用介詞的速記歌年月周前要用 in ,日子前面卻不行；遇到幾號(hào)要用on ,上午下午又為in； 要說(shuō)某日上下午,用on換 in才能行；午夜黃昏須用at ,清晨用它也不錯(cuò)； at也用在時(shí)分前,說(shuō)“差”可要用上to； 說(shuō)“過(guò)”只可使用 past ,多說(shuō)多練牢牢記,莫讓歲月成蹉跎；unit 4 topic 3一.重點(diǎn)詞匯： 1.travel by spaceship乘宇宙飛船旅行2.in the future將

43、來(lái) 3.in order to為了 4.on the radio通過(guò)收音機(jī) 5.take part精品學(xué)習(xí)資料精選學(xué)習(xí)資料 - - - 歡迎下載in參與 6.grow up成長(zhǎng).長(zhǎng)大7.prefer、to喜愛(ài)、賽過(guò)、8.whats worse更為糟糕的為9.be worth it有好處,值得一干 10.at a distance of相隔 11.send sb. a message給某人發(fā)送信息二.重點(diǎn)句型：1. i dont think aliens can be found in space.我認(rèn)為外星人不行能顯現(xiàn)在太空里；1當(dāng) think、 believe、 suppose、 imagi

44、ne、 expect等動(dòng)詞后的賓語(yǔ)從句含有not的否定詞時(shí),該否定應(yīng)移至主句,即否定主句的謂語(yǔ)動(dòng)詞；如 ： i don t think itwill rain tomorrow.我認(rèn)為明天不會(huì)下雨；假如主句的主語(yǔ)為其次.三人稱,否定式一般不轉(zhuǎn)移；如： he supposes they wont win the game.他猜想他們贏不了競(jìng)賽； 2can +be +過(guò)去分詞,為情態(tài)動(dòng)詞構(gòu)成的被動(dòng)語(yǔ)態(tài)；如： this cant be done in a short time.這不為短期內(nèi)能完成的；2. it has been two days since we landed on mars.自從我

45、們登上火星以來(lái)已經(jīng)兩天了；it用作主語(yǔ)談?wù)摃r(shí)間,常與since連用；如： itis或 has been three years since we left school.自從我們離開學(xué)校以來(lái)已經(jīng)三年了；3. what s worse、 our water supplieswere very low.更糟糕的為,我們的水供應(yīng)為特別有限的；whatsworse更糟糕的為；類似結(jié)構(gòu)仍有：what s more更有甚者；更為重要的為；4. itsa quarter as big as the earth.它為地球的四分之一大；倍數(shù)表示法：倍數(shù) +as+形容詞 / 副詞+as如： this box is three times as heavy as that one.這只箱子為那只箱子的三倍重； 5. mars goes around the sun at a distance of about 228million kilometers.恒 星 在 相 隔 大 約 228000000千米的地方圍著太陽(yáng)轉(zhuǎn)動(dòng)；1at a distance of相隔 2at a distance在遠(yuǎn)處； 如： the moon goes around the eart