英语基本语法(否定)

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1、否定：全部否定和部分否定：eg.Allthebirdscannotfly.Notallthebirdscanfly.不是所有的鸟都会飞。1.部分否定eg.Allthebirdscannotfly.并非所有的鸟都会飞。Noneofthebirdscanfly.所有的鸟都不会飞。代词或副词如all,both,every,everybody,everyday,everyone,everything,everywhere等与not搭配使用时，表示部分否定，意思为“并非都是"等。eg.Allisnotgoldthatglitters.发光的并非都是金子。=Notallisgoldthatgl

2、itters.2.全部否定英语中常用not,none,nobody,nothing,nowhere,neither,never等表示全部否定的概念。eg.Nothingintheworldisdifficultforonewhosetshismindtoit.世上无难事，只怕有心人。eg.W:Daddy,I'vedecidedtogiveupscienceandgotobusinessschool.M:Well,itisyourchoiceaslongaspayyourownway,butIshouldwarnyouthatnoteveryonewithabusinessdegre

3、ewillmakeasuccessfulmanager.Q:Whatdowelearnfromtheconversation?A.Themandoesn'thavemoneyforhisdaughter'sgraduatestudies.B.Themandoesn'tthinkhisdaughterwillgetabusinessdegree.C.Themaninsiststhathisdaughtershouldpursueherstudiesinscience.D.Themanadviseshisdaughtertothinkcarefullybeforemakingherde

4、cision.实例练习：1．M:Wow,that'sabigassignmentwe'vegotforthepsychologyclass.W:Well,it'snotasbadasitlooks.Itisn'tdueuntilThursdaymorning.Q:Whatdoesthewomenmean?。A.Theassignmentlookseasybutactuallyit'squitedifficult.B.Theassighmentistoodifficultforthemtocompleteontime.C.Theycannotfinishtheassighmentun

5、tilThursday.D.Theyhaveplentyoftimetoworkontheassighment.2．M:IranintoourfriendMarkyesterdayonthestreetandhesaidhehadn'theardfromyoufortwomonths.W:Yes,Iknow.ButI'vebeentoobusytophonehim.Q:Whatcanbeinferredfromtheconversation?A.ThemansawMarkonthestreettwomonthsago.B.ThewomanhadforgottenMark'sphon

6、enumber.C.ThewomanmadeaphonecalltoMarkyesterday.D.Markandthewomanhadnotbeenintouchforsometime.阅读当中：eg.Researchersdocumentedclaimsofenvironmentalfriendlinessmadebyabout2,000productsandfoundmanytoowagueortoomisleadingtomeetISOstandards.（0506阅读）调查者将约2，000种产品上所标有的环保声明记录了下来，发现许多声明要么过于模糊，要么误导性太强，都不符

7、合ISO标准。eg."Humansshouldnottrytoavoidstressanymorethantheywouldshunfood,loveorexercise."saidDr.HansSelye,thefirstphysiciantodocumenttheeffectsofstressonthebody.（0512阅读）人们不应该躲避压力就像他们不应该躲避食物、爱情或锻炼身体一样，nomore....than...=not....anymorethan..