Smoking is a bad habit that does a lot of harm to human health. Cigarette smoking does great harm to human health. In many cases, cigarette has proved to be the direct cause of su
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2014年12月大学英语四级写作之议论文精讲(3)思维导图模板大纲
Smokingisabadhabitthatdoesalotofharmtohumanhealth.Cigarettesmokingdoesgreatharmtohumanhealth.Inmanycases,cigarettehasprovedtobethedirectcauseofsuchafataldiseaseascancer-henceitsnickname,"CancerStick".Expertssaythatsmokingonecigarettecanreduceone’slifebyabout15minutesandthatchainsmokingisfarmorehazardous.Recentfindingsofmedicalresearchshowthatevenatinydropofnicotine(about3gramsinweight)cankillalargeanimallikeahorse.Somemedicalreportshavealsoprovedthatheavysmokingwouldseriouslyaffectanadult’ssexuality,andsmokingafteramealalsodisturbsone’sdigestivesystem.Cigarettesmokingnotonlyjeopardizesthephysicalhealthofasmoker,italsoaffectsthehealthofanonsmokerwhopassivelyinhalesthepollutedairintohisorherlungswhenheorsheisexposedtoawindingshroudofcigarettesmoke.Theimpactonsuchpassivesmokers(alsocalledsecond-handsmokers),accordingtotheexpertsinthemedicalfield,canbeevenmoredamaging,andthatiswhysmokingisusuallyprohibitedinmostpublicplaces.(196words)
(2)议论文中常用的词句与短语
1.…aresimilarintheirrangeofindicators
2.…cause/leadtoarapid/slowincrease/decreaseinthenumber/amountof…
3.…cause…todrop…
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6.…continuetorise/fall…
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9.…drop/falltoasmany/much/littleas…
10.…fall/rise/increase/decreasedramatically
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12.…growonlymarginallyfrom…to…
13.…increase/decreaseslowly
14.…increase/decreaselightly
15.…isdoubled
16.…isinverselyproportionalto…
17.…issignificantlylower/higherthan…
18.…leadtoanincreasednumber/amountof…
19.…leveloff/remainconstantat…
20.…lowerthepercentageof…
21.…maintainapproximatelythesamenumberof…
22.…narrowdownto…
大学英语四、六级考试---四级写作备考资料
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