【文章內(nèi)容簡(jiǎn)介】 生是男生。②Five sixths of the land in this area is polluted by this factory.這個(gè)地區(qū)六分之五的土地被這家工廠污染了。●用法拓展(1)百分?jǐn)?shù)的表達(dá)：percent與具體的數(shù)詞連用，percentage可與large, small, high, increasing等詞連用。(2)年齡的表達(dá)：表示“在某人……歲時(shí)”用in one39。s＋整十的復(fù)數(shù)形式。(3)年份的表達(dá)：表示“在……年代”用in the＋年份(后加39。s或s)。(4)倍數(shù)的表達(dá)：①A＋謂語(yǔ)＋倍數(shù)＋比較級(jí)＋than＋B②A＋謂語(yǔ)＋倍數(shù)＋as＋原級(jí)＋as＋B③A＋謂語(yǔ)＋倍數(shù)＋the＋名詞(size, length, height等)＋of＋B④A＋謂語(yǔ)＋倍數(shù)＋that＋of＋B⑤A＋謂語(yǔ)＋倍數(shù)＋what引導(dǎo)的名詞性從句①Eighty percent of the students have gone to university this year.今年百分之八十的學(xué)生考上了大學(xué)。②An increasing percentage of the population own their own homes.自己有房子的人占的比例越來(lái)越大了。③He set up the pany in his thirties.三十幾歲時(shí)，他成立了這家公司。④This happened in the 1920s.這件事發(fā)生在20世紀(jì)20年代。⑤He earns three times more than her.He earns three times as much as her.He earns three times the money that she does.The money he earns is three times that of hers.He earns three times what she does.他的收入是她的三倍。即境活用單項(xiàng)填空①With too many trees cut down, ________ of the farmland in that district ________ bee desert in the past 50 years.A．two seventh。 hasB．two seventh。 haveC．two sevenths。 hasD．two sevenths。 have②When he moved to Germany in ________， he was already in ________.A．the fifties。 his sixty B．fifties。 his sixtiesC．the fifties。 his sixties D．fifty。 sixty③Much to his surprise, he invited only twenty friends to the dinner, but ________ came.A．twice as many asB．a(chǎn)s many as twiceC．twice as manyD．twice more than答案：①C?、贑?、跜　3．a(chǎn)t an end結(jié)束，終止Our hunt for a cheaper but larger house is at last at an end.我們想尋找一幢便宜些但要大些的房子的事終于有了結(jié)果。I must warn you that my patience is almost at an end.我必須警告你，我已忍無(wú)可忍了。The war was at an end.戰(zhàn)爭(zhēng)結(jié)束了。●用法拓展end in以……為結(jié)果at the end of到……的盡頭by the end of到……末e to the end結(jié)束，告終make both ends meet使收支相抵，量入為出put an end to ，終止某事；消滅某事stand on end豎立，直立即境活用翻譯句子①我的假期結(jié)束了，明天我得回去工作了。________________________________________________________________________②他們失了業(yè)，還要養(yǎng)活兩個(gè)小孩，無(wú)法維持起碼的生活。________________________________________________________________________答案：①M(fèi)y holiday is at an end and I must go back to work tomorrow.②Being out of work and having two young children，they found it impossible to make ends meet.4．right away毫不遲疑，立刻He is ill。 you should call in the doctor right away.他病了，你應(yīng)該立即請(qǐng)大夫來(lái)。The storm will blow over right away.暴風(fēng)雨很快就會(huì)平息。If war breaks out, we shall be called up right away.如果戰(zhàn)爭(zhēng)爆發(fā)，我們將立即被征召服役。●用法拓展“立刻，馬上”表達(dá)一覽：at once　on no time　right now　without delay　immediately●易混辨析right away與right nowright away意為“毫不遲疑，立刻”，而right now意為“現(xiàn)在”。即境活用完成句子①It39。s an important thing, do it ________！②________ it39。s summer vacation and I39。m helping my dad on the farm.③________ he is doing an operation on the patient, please don39。t disturb him.答案：①right away　②Right now?、跼ight now　5．give out分發(fā)，發(fā)出(氣味、熱等)，發(fā)表，用盡，精疲力竭He has refused to give out any information on the matter.他已拒絕發(fā)表有關(guān)此事的任何消息。After a month their food supplies gave out.過(guò)了一個(gè)月，他們的食物已消耗殆盡。The fire can be pared with the sun, and both all give out light and warm up.火可以與太陽(yáng)相比，兩者都發(fā)光和熱?！裼梅ㄍ卣筭ive away泄露，揭發(fā)，贈(zèng)送，分送；頒發(fā)give in屈服　　　　　give off放出；散發(fā)出give up放棄 give back歸還give for犧牲；交換即境活用翻譯句子①請(qǐng)幫我分發(fā)這些試卷。________________________________________________________________________②我決不屈服。________________________________________________________________________③他終于戒煙了。________________________________________________________________________答案：①Please help me give out these test papers.②Never will I give in.③Finally he gave up smoking.6．too...to...太……以至于不能……He39。s far too young to go on his own.他太小了不能自己去。It39。s too cold to go in the sea yet.天太冷還不能下海。It39。s too long a journey to make in one day.路程太遠(yuǎn)，一天之內(nèi)到不了。●用法拓展(1)too后是表心情的形容詞，如：happy，pleased，willing，thankful，anxious，eager，easy，kind，good等時(shí)，too意為“非?！?，不再帶有否定意義。如：She is too kind to help others.她非常樂(lè)于幫助別人。(2)too...to前有否定詞時(shí)，too...to表肯定。如：It is never too late to study.活到老，學(xué)到老。(3)too＋adj.＋for sb.(to do sth.)表示“太……以至于不能做……”。如：The question is too difficult for me to answer.這問(wèn)題太難了，我回答不了。即境活用翻譯句子①這篇課文對(duì)他們來(lái)說(shuō)太難了。________________________________________________________________________②她非常樂(lè)意去幫助他。________________________________________________________________________③箱子太重，我提不動(dòng)。________________________________________________________________________答案：①This is too difficult a text for them./This text is too difficult for them.②She is too willing to help him.③The box was too heavy for me to carry.7．a(chǎn)s if意為“仿佛；好像”He behaves as if he had no mon sense.他的言行就好像沒(méi)有常識(shí)似的。He quickly ran home，looking as if there was something wrong with him.他快步跑回家，看上去好像有什么事不對(duì)勁?！裼梅ㄍ卣筧s if＝as though引導(dǎo)的從句中的謂語(yǔ)動(dòng)詞常用虛擬語(yǔ)氣。若表示與現(xiàn)在事實(shí)相反，謂語(yǔ)動(dòng)詞用一般過(guò)去時(shí)，be動(dòng)詞一般用were。若表示與過(guò)去事實(shí)相反，謂語(yǔ)動(dòng)詞用過(guò)去完成時(shí)。如果從句的內(nèi)容發(fā)生的可能性很大，通常不用虛擬語(yǔ)氣。It39。s my birthday. It seems as if you didn39。t know!今天是我的生日，你好像不知道似的！If a pen is partly into the water，it looks as if it were broken.如果把鋼筆的一部分放在水里，它看上去像斷了似的。He was shaking with fright as if he had seen a ghost.他嚇得直哆嗦，就好像看見了鬼一樣。It looks as if it is going to rain.看來(lái)要下雨了?！駵剀疤崾綼s if/as though后面除了可以跟句子外，還可以跟動(dòng)詞不定式、介詞短語(yǔ)、過(guò)去分詞、動(dòng)詞的173。ing形式。He raised his hand as if to take off his hat.他舉起了手，好像要摘下帽子。The boy looked around as if in search of something.那孩子環(huán)視四周，好像在尋找什么東西。The man was lying on the ground as if hurt.那個(gè)人躺在地上，好像受了傷。The girl sat at her desk quietly as if listening to the teacher.那個(gè)女孩靜靜地坐在桌子旁，好像在聽老師講課。即境活用單項(xiàng)填空The boy still remembers the accident exactly as if it ________yesterday.A．was happening　B．happensC．has happened D．happened答案：D8．instead of代替●用法拓展①作“代替、取代”講的有：instead of/instead/in place of。②instead of除作“代替”講之外，還意為“而不，而沒(méi)有”。這時(shí)，不能與in place of替換，但可與rather than替換。They went there by bus instead of(rather than)on foot.他們乘車去那兒而不是步行。③若要點(diǎn)明“被代替的人或物”，instead之后須加of；若不需要具體點(diǎn)出來(lái)“被代替的人或物”，則不加of。If you can39。t go，he39。ll go instead(of you)．如果你不能去，他將代替你去?！裉貏e提醒instead用作副詞，一般放在句末，否定上文提到的事物，而instead of為介詞短語(yǔ)，一般放在句首或句中，否定of后的賓語(yǔ)。We39。ll have tea in the garden instead o