英语四级选择填空考试技巧2017年英语四级选择填空考试技巧努力造就实力，态度决定高度。以下是小编为大家搜索整理的2017年英语四级选择填空考试技巧，希望能给大家带来帮助!更多精彩内容请持续关注我们应届毕业生考试网!EINinoisthenamegiventothemysteriousandoftenunpredictablechangeintheclimateoftheworld.Thisstrange47happenseveryfivetoeightyears.ItstartsinthepacificOceanandisthoughttobecausedbyafailureinthetradewinds(信风),whichaffectstheoceancurrentsdrivenbythesewinds.Asthetradewindslessenin48,theoceantemperaturesrise,causingthePerucurrentflowinginfromtheeasttowarmupbyasmuchas5℃(degreescentigrade).Thewarningoftheoceanhasfar-reachingeffects.Thehot,humid(潮湿的)airovertheoceancausessevere49thunderstorms.TherainfallisincreasedacrossSouthAmerica,50floodstoPeru.IntheWestPacific,therearedroughtsaffectingAustraliaandIndonesia.Sowhilesomepartsoftheworldprepareforheavyrainsandfloods,otherpartsfacedrought,poorcropsand51.EINinousuallylastsforabout18months.The1982-83EINinobroughtthemost52weatherinmodernhistory.Itseffectwasworldwideanditleftmorethan2,000peopledeadandcausedovereightbillionpounds53ofdamage.The1990EINinolasteduntilJune1995.Scientists54thistobethelongestEINinofor2,000years.Nowadays,weatherexpertsareabletoforecastwhenanEINinowill55,buttheyarestillnot56surewhatleadstoitorwhataffectshowstrongitwillbe.其选项如下：A)estimate;B)strength;C)deliberately;D)notify;E)tropical;F)phenomenon;G)stable;H)attraction;I)completely;J)destructive;K)starvation;L)bringing;M)exhaustion;N)worth;O)strike解题方法一、辨析词性把十五个选项按词性分别归入名词、动词、形容词、副词等类别。纵观样题和真题，我们知道15个词汇都属于最重要的四类实词。我们要学会每种词汇的基本搭配和基本用法。辨性要注意下面几点。1.遇到动词进行二次分类：确定时态，确定是第三人称单数还是非第三人称单数;但应注意动词+ed型的有两种可能性，动词或形容词;遇到名词要确定单数还是复数。2.不认识的单词，看后缀。构词法中，前缀表明意思，后缀表明词性。所以看一个词的后缀，往往能大致分出词性。3.词性一时无法确定的，暂时搁置，不必纠缠，影响全局。4.作出相应的标记。可直接用自己最清楚的符号清楚标在每个词前后。不清楚的'都标问号。以真题为例辨词性A)estimate;B)strength;C)deliberately;D)notify;E)tropical;F)phenomenon;G)stable;H)attraction;I)completely;J)destructive;K)starvation;L)bringing;M)exhaustion;N)worth;O)Strike名词：B,F,H,K,M(B的后缀th,H、K、M的tion都是名词后缀)谓语动词：A,D,O(A的-ate极可能是动词，D的-fy为动词后缀)非谓语动词：L(-ing结尾)形容词：E,G,J(E