2019-2020年高三英語一輪復習 Unit2 English around the world教案 人教大綱版.doc

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2019-2020年高三英語一輪復習 Unit2 English around the world教案 人教大綱版 ⊕考綱要求： ◆ 考綱規(guī)定的考試范圍: 重點單詞與短語closet; pronounce; broad; repeat; majority; total; equal; situation; trade; international; organization; government; tourism; municate; exchange; service; signal; tidy; stand; independent; publish; expression; pare.； in total; make oneself at home; except for; stay up; end up with; a great many; the number of; more and more. 句型： Thanks Nancy. If you will excuse me now. will 表示意愿的用法 With so many people municating in English everyday,... “with+賓語+賓補”的結構做狀語 Can you tell me how to pronounce...? 帶連接副詞(或代詞)的不定式做賓補的用法 At the same time, British English and American English started borrowing words from other languages , ending up with different words. 動名詞做狀語表結果的用法。 However, most of the time people don’t have any difficulty in understanding each other. In only fifty years , English has developed into the language most widely spoken and used in the world. Except for these differences in spelling, written English is more or less the same . 3. 語法：Direct and Indirect Speech(Ⅱ)—祈使句 (1)轉述他人的請求 (2)轉述他人的命令 ◆ 復習本章要達到的目標 1. 掌握majority; total; equal; situation; trade; exchange; pare.； in total; make oneself at home; except for; stay up; end up with; a great many; the number of; more and more.等重點單詞及短語的用法。 2. 掌握will 表示意愿的用法；動名詞做狀語表結果的用法；分詞做定語的用法；祈使句轉述他人的請求和轉述他人的命令的用法； 3. 對British English和American English之間的區(qū)別有一定的了解，能順利地進行英語閱讀。 ⊕教材知識歸納 ◆知識歸納 1.Thanks Nancy. If you will excuse me now. will will 可以用來構成將來時，這時will 不可以用于條件狀語從句中。但是will可以表示意愿這時可以用于條件狀語從句中。 If you will listen to me, you shall get a new bike. 如果你愿意聽我的話，你一定會得到一輛新自行車。 注意：（1）will表示現(xiàn)在的意愿，would表示過去的意愿。 I push the door hard, but it won’t open. 我用力推門，但是門打不開。 I warned him not to play in the street yesterday, but he wouldn’t listen to me. 我警告他不要在街道上玩耍，但是他不愿聽我的話。 （2）won’t do 表示拒絕，不肯有擬人化的手法；don’t do 表示客觀陳述。 The radio I bought yesterday doesn’t work now.( 客觀陳述) I have spent 5 hours repairing my radio, but it won’t work.( 擬人化的手法) Don’t get the ink on your clothes ;it won’t wash out.( 擬人化的手法) 2. Can you tell me how to pronounce...? “疑問詞+不定式”的功能：在句中可作主語、賓語、表語等成分。 （1）作主語 How to give advice in English is what I am trying to learn. 我正在努力學習如何用英語提建議。 （2）作賓語 ①作動詞的賓語 We have to start somewhere if we want to learn how to write plays. 我們要學習寫劇本，總得有個開頭。 ②作介詞的賓語 We had better learn to make the right choices about what and how we eat. 我們最好能學會正確選擇吃什么、怎么吃。 (3)作表語 My question is where to find the answer. 我的問題是在哪里能找到答案。 3 . …most of the time people don’t have any difficulty in understanding each other. have (some) difficulty (in) doing sth. 干某事有困難 there is (some) difficulty (in) doing sth. have (some) difficulty with sth. 在某事上有困難 there is (some) difficulty with sth. do sth. with difficulty / without difficulty 困難地／輕而易舉地做某事 We had a lot of difficulty in finding your house. Do you have any difficulty with your English? 注意:(1) 以上句型中，difficulty前可加some, little, much, a lot of, no, any修飾 (2) 以上句型中，亦可用trouble來代替difficulty。 4. English has developed into the language most widely spoken and used in the world. most widely spoken and used in the world.過去分詞做定語的用法?？梢赞D化為定語從句that/which is most widely spoken and used in the world. (1)現(xiàn)在分詞作定語，表示主動和正在進行的動作或現(xiàn)在的一種狀態(tài)。 Who is the girl standing over there? 站在那邊的那個女孩是誰？standing over there現(xiàn)在分詞作后置定語，表示主動和正在進行的動作?？梢赞D化為定語從句that is standing over Who is in charge of the sleeping child? 誰負責照料那個正在睡覺的孩子？sleeping現(xiàn)在分詞作前置定語，表示主動和正在進行的動作?？梢赞D化為定語從句that is sleeping Taiwan lying in the east of China is part of China. 位于中國東部的臺灣是中國不可分割的以部分。lying in the east of China現(xiàn)在分詞作后置定語，表示主動和現(xiàn)在的狀態(tài)?？梢赞D化為定語從句that/which lies in the east of China (2)過去分詞作定語表示被動和完成了的動作；有時只表示完成的動作不表示被動。 The building built last year is a teaching building. 去年建成的那個建筑物是一幢教學樓。built last year過去分詞作后置定語表示被動和完成了的動作?？梢赞D化為定語從句that/which was built last year You had better drink the boiled water. 你最好和開水。boiled過去分詞作前置定語表示被動和完成了的動作 The playground is covered with fallen leaves. 操場上覆蓋著落葉。fallen過去分詞作前置定語表示完成了的動作，不表示被動。 注意：(1)n. + being done; (2)n.+ to be done;(3) n.+ done 這三個結構的區(qū)別 (1)n. + being done 表示被動和正在進行 The building being built now will be used for the meeting room. 正在建造的樓房將被用作會議室。 (2)n.+ to be done表示被動和動作即將發(fā)生 The meeting to be held tomorrow has been called off. 原定明天舉行的會員已經(jīng)被取消了。 (3) n.+ done 表示被動和動作已經(jīng)完成 The tree cut down by the workers was 100 years old. 被工人們砍倒的那棵樹已經(jīng)有100年了。 5. Except for these differences in spelling, written English is more or less the same . more or less 大約；差不多，幾乎 That table is more or less two meters long. 那張桌子大約兩米長。 I’ve more or less finished the book. 我差不多已經(jīng)讀完這本書了。 She could earn $200 a day，more or less. 她一天大約能掙200美元。 注意：more or less是一個固定結構，or不可換成and。more or less可以修飾數(shù)詞，意為“大約”；還可修飾動詞、分詞、形容詞，意為“或多或少，差不多，幾乎”。通常放在系動詞、助動詞或情態(tài)動詞之后，或放在動詞之前，也可置于句末 6. They also brought in some words from their own languages bring in吸引，引入；請……做，讓……參加；提出（新法案）；賺得，掙 He brought some humors in his speech. 他在演講中引用了一些幽默。 How much does she bring in every year？ 她每年掙多少錢？ Experts were brought in to advise the government. 政府請來專家出謀劃策。 相關歸納：(1)bring on端來；促進……地生長 Your meal can be brought on along the belt in the future. 在將來你的飯可以沿著傳送帶被端來。 Enough sunlight has brought on the crops. 充足的陽光促進了莊稼的生長。 (2)bring about導致；引起 What brought about the change in his attitude towards the matter？ 是什么使他改變了對這件事情的主意？ (3)bring back把……送回；歸還；使回憶起；恢復；重新使用 The photographs brought back many of pleasant memories. 照片給人帶來很多美好的回憶。 (4)bring down打垮；擊?。唤档?；減少；（飛機）著陸；擊落 We plan to bring down prices on all our puters. 我們打算降低我們所有計算機的價格。 The scandal may bring down the government. 那件丑聞可能使政府垮臺。 An enemy fighter was brought down. 一架敵機被擊落了 (5)bring up 培養(yǎng)；使價格等上漲；嘔吐 Her parents died when she was a baby and she was brought up by her aunt. 她小時侯父母就去世了,是由她姑姑養(yǎng)大的。 He brought out his lunch just now. 他剛剛把吃進去的午飯吐出來了 (6)bring out顯出；出版 The hard training brought out the best in him. 刻苦的訓練使他表現(xiàn)地最好。 New personal puters are brought out almost daily. 幾乎每天都有個人計算機推出 A new kind of magazine has been brought out of late. 一種新的雜志最近被出版了。 (7) bring ……together 促使(爭執(zhí)雙方)和解 The loss of their son brought the parents together. 雙方因失去兒子而言歸于好 7. pare: 主要義項有：比較；相比 派生詞: parison n. 比較 相關歸納： (1) pare...to... 比擬；比作 Shakespeare pared the world to a stage. 莎士比亞把世界比作一個舞臺。 (2) pare... with... 將……和……相比較 pare John’s answer with Henry’s，which is better？ 把約翰和亨利兩人的答案比較一下，哪個更好？ (3) pare with和相比較 This house doesn’t pare with our previous one. 這房子比不上我們以前的。 (4)pared to/with與……比起來（常用作狀語，可位于句首或句末） pared to/with many people，she was indeed lucky. 和許多人比起來，她是幸運的。 (5)in/by parison with 與……比起來 In parison with their house, ours is large and fortable. 8. At the same time, British English and American English started borrowing words from other languages , ending up with different words. ending up with different words 是現(xiàn)在分詞做狀語表結果的用法。 European football is played in 80 countries, making it the most popular sport in the world. 歐式足球在80個國家被踢，使它成為世界上最受歡迎的運動。 His father died, leaving him a lot of money. 她非常生氣，把玩具扔在地上，把它摔成了碎片。 She was so angry that she threw the toy on the ground, breaking it into pieces. 注意：現(xiàn)在分詞做狀語表結果與不定式做狀語表結果的區(qū)別。 (1) 現(xiàn)在分詞做狀語表結果是指自然而然的想象中的結果,現(xiàn)在分詞前可加thus The whale can eat a man in only a few minutes, thus leaving only bones. (2) 不定式做狀語表結果是指出人意料的結果，強調意想不到,不定式前可加only H e hurried to the station, only to find the train had left. 他匆匆忙忙趕到車站結果發(fā)現(xiàn)火車已經(jīng)離開了。 He lifted a big stone only to drop it on his own feet. 他搬起一塊大石頭結果砸了自己的腳。 9. With so many people municating in English every day, it will bee more and more important to have a good knowledge of English. with后面跟復合結構，即：with + 賓語 +prep./adj./ adv./ doing/ to do(表示要執(zhí)行的動作)/done（表示動作的完成及被動）常在句中作狀語，表示伴隨動作、行為方式及原因、條件或結果等情況。也可以做定語。 其結構如下： (1) with+名詞/代詞+現(xiàn)在分詞。其中現(xiàn)在分詞表主動或正在進行的動作。 He fell asleep with his radio still working. His hair became grey with the years passing. 隨著時間的推移，他的頭發(fā)變花白了。 The king came in, with all his servants following him. 　國王進來了，身后跟著所有的仆人。 (2) with+名詞/代詞+過去分詞。其中過去分詞表被動或完成了的動作。 Tom stood for a moment with his hand still raised. With everything bought, he left the market.　 買完了所需要的東西之后，他離開了市場 (3) with+名詞/代詞+不定式。其中不定式表示將要發(fā)生的動作。 With so much work to do, we can’t kill any time by playing cards. With nothing to do, he went out for a walk . 由于沒有什么事情可做，他便到外面散步 (4)with+名詞/代詞+形容詞。 The girl entered the room with her eyes full of tears. (5) with+名詞/代詞+介詞短語或副詞。 The emperor walked in the street with nothing on. He left his room with the light on. (adv.) 他離開了房間，燈亮著 10.He stayed up last night. stay up 的用法 (1)不睡覺，熬夜 The student stayed up all night to study. 這個學生開夜車，學習了一整夜。 Hs stayed up till midnight ,as is often the case with him. 他熬夜到半夜，對他來說是常有的事。 (2)不倒塌，不下沉 Some strong houses stayed up in the earthquake. 一些堅固的房屋在地震中沒有倒塌。 Your life jacket will help you to stay up if you fall out of the boat. 如從船上掉下去，你的救生衣可以使你不沉入水中。 11. How did it e about? e about（某事）發(fā)生 I don’t know how this thing came about. 我不知道這事是怎樣發(fā)生的。 Do you know how the phrase came about？ 你知道這個成語是怎樣產(chǎn)生的嗎？ How did it e about that you didn’t report this to us in good time？ 你怎么沒及時向我們報告？ (1)e up with 找到，提出(答案、解決辦法) She came up with a new idea for increasing sales . 她想出了增加銷售量的新主意。 (2)e across 碰上，偶然碰上，被理解，發(fā)現(xiàn) He spoke for a long time but his meaning didnt e across. 他講了很長時間，但他的意思沒有人真正理解。 (3)e along 進展，進步，一道來 (4)e down 下來，降低，下降，著陸 The price of petrol is ing down thanks to the increase of production. 由于產(chǎn)量的增加，石油的價格在下跌。 (5) e true 實現(xiàn) (6)e over 過來，順便來訪 Why dont e over t0 Beidaihe for a holiday in summer? 你怎么不在夏天到北戴河來度假呢? (7)e in 進來 (8) e to oneself 蘇醒，恢復知覺 (9) e on 來吧，跟著來，趕快 (10) e out 出來，出版，開花 The crocuses came out late this year because of the cold weather. 因為天氣寒冷，今年藏紅花開得晚。 When will his new novel e out? 他新創(chuàng)作的小說什么時候出版? (11) e up 被提出,被討論；(種子)發(fā)芽 A number of questions came up at the meeting. 會議上提出了許多問題。 (12)e back 回來．流行 (13) e to 共計，達到，達成，恢復知覺，蘇醒 It suddenly came to her that she had been wrong all along. 她突然想到她一開始就錯了。 ◆概念提示 重點/熱點1：besides, except, except for, except that (1)except將一個或幾個人或物從同一類或普通的種類中除外，意為“除……之外”，指“不包括……”。其后可接名詞、代詞、副詞、介詞短語、動詞不定式或wh-從句。except 和 but 都表示“除了……之外。沒有”，二者大多數(shù)情況下可以互換；但在no, all, nobody, nothing, no one 等詞后多用 but。 (2)except for說明整個基本情況后，對細節(jié)加以糾正，后接名詞。 (3)except that的用法基本同except for，但其后必須句子。它用來表示理由或細節(jié)，修下前面所說的情況。 Everybody except John was able to answer the question. 　　除了約翰之外,每個人都回答出了問題。 The room is empty except for a broken chair.　 (前后的名詞不同類) 　　這個房間空空的,只不過有把破椅子。 I know nothing about him except that he is from Japan. 　　我對他一無所知,只是知道他來自日本。 She goes to school by bike except when it rains. 　　她騎自行車去上學,除了下雨時不騎。 (4)besides:　(prep.)　“除…之外還有”， besides意為“除……之外，尚有……或外加……”句中常含有more/another/else等暗示詞。 Besides tennis, he also plays basketball and football. 　　除了網(wǎng)球之外，他還打籃球和踢足球。 　　 I have three other dictionaries besides this one. 　　除了這本詞典，我還有三本別的詞典。 (5)in addition to除…之外還有,等于besides做介詞的用法。 In addition to French, he has to study Japanese. 除了法語外,他還得學日語。 （7)apart from：apart from:其含義主要依據(jù)上下文而定，有時可與except換用，有時可代替besides. Apart from the coat, the hat doesnt suit me. 除價錢太貴，這帽子也不適合我戴。 Apart from a few scratches, the car was undamaged. 除了幾處刮痕外，汽車沒有什么損壞 注意： (1)besides: (adv.)　 此外，而且 　　　　I haven’t time to see the film-----besides, it’s had dreadful reviews. 　　　　我沒有時間去看這部影片，再說，影評也諸多貶斥。 　　　　I am too busy to go for a walk; besides, it is late. 　　　　　我太忙不去散步了，而且時候已晚了。 (2)but 和except 做“除了”講時如果前面有do的適當形式,but 和except后面的不定式不帶to；如果沒有do的適當形式，but 和except后面的不定式帶to。 He could do nothing except walk home.(except前若有實義動詞do,則后面接不帶to的不定式) 　　他只好走著回家了 　=He had no choice but to walk home.( except前若沒有實義動詞do,則后面接帶to的不定式) (3) in addition=besides此外，而且 They eat a great deal of fruit in addition. 他們還吃大量的水果。 I am too busy to go for a walk; in addition, it is late. 　我太忙不去散步了，而且時候已晚了。 易混易錯點1： For a long time the language in America stayed the same, while the language in England changed. 長期以來，美國英語保持不變，但英國英語變化了。 該句中的“while"用作并列連詞．表示前后對比，意為 “然而”。 while 用法總結 （1）用作并列連詞．表示前后對比，意為 “然而”。 I like tea while she likes coffee. 我喜歡喝茶,而她喜歡喝咖啡。 （2）用作從屬連詞．引導時間狀語從句。意為“during the time that…”或“and in the meantime/meanwhile” Ill take care of your children while you are away. 你不在時我會照顧你的孩子的。 (3) 用作從屬連詞。引導讓步狀語從句，意為“although… While he is not a perfect man , I still like him very much. 盡管他不是一個完美的人我還是很喜歡他。 (4) 用作從屬連詞。引導條件狀語從句，意為as long as Where there is a will, there is a way. 易混易錯點2：such as，that is，for example (1)such as用來列舉事物，常用在被列舉出的事物和前面表示總稱的名詞之間，但在所列舉的事物只是總稱中的事物的一部分，不能全部都列舉出來。 I bought a lot of things in the supermarket, such as beer and fried fish. (2)如果需要把前面總稱中的事物全部一一列舉出來，就要用that is或namely（即）。 I have three good friends, namely= that is, Jack, Tom and John. (3)for example用于舉例說明前面的名詞，一般只列舉同類事物中的一個，其位置可在句首、句末或句中，需用逗號隔開。后面也可接句子，對前一句進行說明和解釋。 Many great men have risen from poverty, Lincoln and Edison, for example= for instance. ⊕講題組 ◆課內(nèi)題例與課后題： 課內(nèi)題例 1.Snow was falling when they went along a mountain path ___ to the front. A. to lead B. led C. leading D. being led 變式1. They set up an ____ table in a small temple to operate on the ___ soldiers.’ A. operating ;wounded B. Operated ;wounding C. operated ;/wounded D. operating ;wounding 變式2. Betty, still ______ excited, took away the box ______ with birthday presents for her. A. looked; filled B. looked; filling C. looking; filled D. looking; filling 變式3. This is an early church, ______ from the ninth century, which was rebuilt under the direction of San. Carlo Borromeo. A. dated B. being dated C. dating D. dates 變式4. The problem ______ now must be kept secret A. being discussed B. discussed C. to be discussed D. having been discussed 解析:1. 據(jù)題意提干前有一個名詞path，其后是介詞組to the front ，即要求一個現(xiàn)在分詞和to the front連成現(xiàn)在分詞短語修飾名詞path作定語，path名詞雖表示物不能使用過去分詞，是小路本身延伸到前線的，所以選Ｃ。 變式1.據(jù)題意在第一個提干里應使用動名詞作tale的名詞的定語，修飾table; 說明戰(zhàn)士是被槍擊傷的即受傷的士兵，表被動完成的動作，所以選Ａ。 變式2.look是系動詞沒有被動語態(tài)， Betty 與look 之間是主動關系所以要用現(xiàn)在分詞做定語。Wound與 soldiers之間是被動和動作已經(jīng)完成的關系所以要用過 去分詞做定語。 變式3.church與 date from之間是主動關系，所以要用現(xiàn)在分詞做定語。 變式4.the problem與discuss之間是被動和動作已經(jīng)完成的關系所以要用 being discussed。 總結：通過對以上習題的分析可以知道分詞做定語的用法可以靈活設題是高考重要的考察點。 2. With a lot of different problems _______, the newly-elected president is having a hard time. A. settled B. settling C. to settle D. being settled 變式1. ______ time going on, the old man’s friends died off. A. As B. With C. For D. As with 變式2. ______time went on, the old man’s friends died off. A. As B. With C. For D. As with 變式3. The famous scientist died of heart attack ______ the experiment left undone. A. with B. for C. because D. because of 解析: 該題考查with+名詞/代詞+不定式，其中不定式表示將要發(fā)生的動作。由此可知答案 C 變式1. 該題考查with+名詞/代詞+現(xiàn)在分詞這一結構中介詞with的運用。不能選as因為as要引導時間狀語從句。 變式2. 該題考查as引導時間狀語從句 “as”可以譯為“隨著” 變式3. 該題考查with+名詞/代詞+過去分詞這一結構中介詞with的運用。該結構在本句中做狀語表示伴隨。 總結：通過對以上例題的分析可以知道對“with復合結構”的考查集中在兩個方面：一是考查賓補的適當形式；二是考查介詞with。該知識點仍舊是命題的重點。 3. The discussion, filled with arguments, lasted two days, _______ no conclusion. A. reached B. would reach C. to reach D. reaching 變式1.He went abroad in xx,never _____. A. returning B. to return C. returned D. having returned 變式2. The discussion, filled with arguments, lasted two days, with no conclusion_____. A. reached B. would reach C. to reach D. reaching 解析:2. B、C是謂語動詞，在此不可用。D項to make或表目的，或表“將要使得”，這都不合題干情景。只有A. making,可作狀語，表結果。D 變式1. 該句意思是“他在xx年出國了，結果再也沒有回來?！庇纱丝芍貌欢ㄊ? 做狀語表結果，指出人意料的結果，強調意想不到。 變式2. 該題是考查“with+名詞/代詞+過去分詞”做狀語表結果。Conclusion 與 reach 之間是被動關系，并且動作已經(jīng)發(fā)生。 總結：以上題例表明“現(xiàn)在分詞做狀語表結果與不定式做狀語表結果”的區(qū)別是一個很重要的知識點。結果發(fā)生的偶然性與否是掌握這一知識的關鍵。 4. There was no one in the bus _____ a dog. A. except B. besides C. but D. except for 變式1. The weather is bad; _______，I have no money on me. A. except B. besides C. but D. except for 變式2 Five more students passed the exam_____ Tom. A. in addition B. besides C. but D. except for 變式3. ————the people on the list, many more people will attend the party. A. In addition to B. Except for C. But D. Except 解析：4. except for說明整個基本情況后，對細節(jié)加以糾正。 答案： D 變式1. besides可以做副詞意思是“ 此外，而且”表示并列關系。答案：B 變式2. besides:　(prep.)　“除…之外還有”， besides意為“除……之外，尚有……或外加……”句中常含有more/another/else等暗示詞。答案：B 變式3. 該題意思是“除了名單上的人之外還有很多人要參加這次舞會”。in addition to除…之外還有,等于besides做介詞的用法。答案：A 總結：以上以上題例表明“besides, except, except for, except that”的區(qū)別是一個很重要的知識點在掌握該知識點時一定要體會出是指“排除”或是指“包含”等方面的用法。 5．You can’t imagine what difficulty/trouble we had ____ home in the snowstorm. A. walked B. walk C. to walk D. walking 變式1. Do you have any difficulty _____ your work? A. in B. on C. with D. for 變式2. Thank you for the trouble you have taken _____ me with my English.. A. to help B. helping C. help D helped 解析：5. we had ____ home in the snowstorm 是定語從句, had 的賓語是省略的關系代詞，恢復后可以看出是考查“have (some) difficulty (in) doing sth.”這一知識點的。答案：D 變式1. 考查“have (some) difficulty with sth.” 這一知識點。答案：C 變式2. you have taken _____ me with my English是定語從句, have taken 的賓語是省略的關系代詞，恢復后可以看出是考查“take trouble to do sth.”這一知識點的。答案：A 總結：通過對以上習題的分析可以知道與difficulty相關的短語的用法是高考重要的考察點，可以據(jù)此靈活設題。 6. I push the window hard but it _____close. A. won’t B. can’t C. shall not D. mustn’t 變式1. If you _____ listen to me, you _____ get a new bike. A. will ; will B. shall ; will C. shall ; shall D. will ; shall 變式2. “What can I do for you?” “ My radio _____ work.” A. won’t B. can’t C. doesn’t D. mustn’t 解析：6. 考查will表示現(xiàn)在的意愿，有擬人化的修辭手法在內(nèi)。答案A 變式1.第一個空格是“will可以表示意愿這時可以用于條件狀語從句中”；第二個空格是shall表示“承諾”的用法。答案：D 變式2. doesn’t do 表示客觀陳述，不包含任何感情色彩。答案：C 7. _____ the news, so far, has been good, there may be days ahead when it is bad. A. While B. When C. As D. Since 變式1. you have got your license, why not drive the car yourself? A．Ever since B．Now that C．Even though D．As long as 變式2.--The vase cost me almost 100 yuan. --Well, it was crazy of you to spend so much money __ you could buy a much cheaper one. A. while B. if C. because D. when 解析：7. 考查while用作從屬連詞, 引導讓步狀語從句，意為“although…”答案：A 變式1.now that =since =now 都可以引導從句譯為“既然”，主從句之間是因果關系。答案：B. 變式2. 考查when用作從屬連詞, 引導讓步狀語從句, 意為“既然”答案D 總結：通過對以上習題的分析可以知道while，now that =since =now，when這三個詞是意思相近但用法不同的非常重要的詞語。 課后題： 1.____ with the size of the whole earth, the biggest ocean does not seem big at all. A. pare B. When paring C. paring D. When pared 2.This is not a match. Were playing chess just for ____. A. habit B. hobby C. fun D. game 3. I can hardly imagine Mr. Wang ___across the Atlantic Ocean in five days. A. sail B. to sail C. sailing D. to have sailed 4.Allen had to call a taxi because the box was ____ to carry all the way home. A. much too heavy B. too much heavy C. heavy too much D. too heavy much 5. Most of the men _________ to the party were from town A. invited B. to invite C. being invited D. had been invited 解析: 1.本句pare用在句首作狀語，并有“被比較”的意思。答案為D 2. for fun 常在句中用作狀語，意思是“說／做著玩的”。 答案為C 3. imagine后接動詞的-ing形式，本句的Mr. Wang是這個動名詞的邏輯主語答案為C 4. much too+形容詞或副詞 .答案 A 5. 此處考查過去分詞作定語表示被動和完成了的動作。答案 A