2017職稱英語《衛(wèi)生A級》模擬試題及答案Anavalancheisasuddenandrapidflowofsnow,oftenmixedwithairandwater,downamountainside.Avalanchesare1thebiggestdangersinthemountainsforbothlifeandproperty.?Allavalanchesarecausedbyanover-burdenofmaterial,typicallysnowpack,thatistoomassiveandunstablefortheslope2supportsit.Determiningthecriticalload,theamountofover-burdenwhichis3anavalanche,4acomplextaskinvolvingtheevaluationofanumberoffactors.?Terrainslopesflatterthan25degreesorsteeperthan60degreestypicallyhavealow5ofavalanche.Snowdoesnot6significantlyonsteepslopes;also,snowdoesnot7easilyonfiatslopes.Human-triggeredavalancheshavethegreatestincidencewhenthesnow'sangleofrest1is835and45degrees;thecriticalangle,theangleatwhichthehumanincidenceofavalanchesisgreatest,is38degrees.Theruleofthumb2is:Aslopethatis9enoughtoholdsnowbutsteepenoughtoskihasthepotentialtogenerateanavalanche,regardlessoftheangle.Additionally3,avalancheriskincreaseswith10;thatis,themoreaslopeisdisturbedbyskiers,themorelikelyitisthatanavalanchewilloccur.?Duetothecomplexityofthesubject,wintertravellinginthebackcountry4isnever100%safe.Goodavalanchesafetyisacontinuous11,includingrouteselectionandexaminationtothesnowpack,weather12,andhumanfactors.Severalwell-knowngoodhabitscanalso13therisk.Iflocalauthoritiesissueavalancheriskreports,theyshouldbeconsideredandallwarningsshouldbepaid14to.Neverfollowinthetracksofotherswithoutyourownevaluations;snowconditionsarealmostcertaintohavechangedsincetheyweremade.Observetheterrainandnoteobviousavalanchepathswhereplantsare15ordamaged.Avoidtravelingbelowotherswhomighttriggeranavalanche.詞匯：avalanche/5AvE7lB:nF/n.雪崩terrain/5terein/n.地形，地勢ciple，basedonexperienceorpracticeratherthattheory”，即“通用法則，經(jīng)驗法則”。?3.Additionally：是一個副詞，用來引人新的事實或論點，意為“此外”。?4.backcountry：人煙稀少的地區(qū)。?練習:?1.AamongBofCtoDin?2.AwhenBthatCwhoDwhose?3.AmostlyBlikelyCclearlyDsurely?4.AareBwillbeCisDwas?5.AweightBformCriskDwork?6.AfallBflowCrollDgather?7.AfallBflowCrollDgather?8.AamongBbetweenCwithDfor?9.AthickBthinCflatDrocky?10.AuseBtimeCsnowDrain?11.AjourneyBtripCfactDprocess?12.AconditionsBreportsCforecastDevent?13.AincreaseBreduceCimproveDremove?14.ApriceBeffortCattentionDmoney?15.AmissingBgrownCbigDfresh?答案與題解：?1.A表達“雪崩是山上可能發(fā)生的昀大危險之一”的意思，因此應該選擇among(在……之中)。?2.B從該句的語法結(jié)構(gòu)上來看，此處需要一個關(guān)系代詞，代替slope，所以that是昀佳選擇。選項A、C、D均不符合語法。?3.B選項A不符合語法，C和D符合語法，但不符合常識：過度的雪的積壓可能導致雪崩，而不是必定導致雪崩。所以，B是昀佳答案。?4.C該句的主語是Determiningthecriticalload，從上下文來看應該使用一般現(xiàn)在時，所以C是正確答案。?5.C要確定本題答案的一個有效的方法是排除法。alowweight/formworkofavalanche都不合邏輯，只有alowriskofavalanche符合上下文的意思。下面的句子解釋了lowriskofavalanche的道理，更證實了選risk是正確的。?6.D第6和第7題可以一起考慮。整個句子的意思是：在坡度大的坡上，雪不會大量堆積。在較為平坦的坡面，雪不會輕易滑動。?7.B(見6)?8.B理解了句子的意思就不難判斷選項：雪在靜止狀態(tài)下，角度在35～45度之間，昀可能發(fā)生人為觸發(fā)的雪崩。between：在……之間。?9.C這個句子說明的是什么樣的山坡昀易發(fā)生雪崩，即，Aslopethatisflatenoughtoholdsnowbutsteepenoughtoski。flat在此做“平坦”解，與后面的steep形成反義。?10.A句中的thatis表明，后半部分是對前半部分的進一步說明。所以，這里的選擇要根據(jù)下文的意思判斷。?use是昀佳選擇，整個句子的意思是：山坡被滑雪者使用的越多，雪崩就越可能發(fā)生。?11.D盡管選項A、B和D都能和continuous搭配，從全段的內(nèi)容判斷，只有process是昀佳選擇，因為該段描寫的是如何防備雪崩，及如何做好安全措施等一系列問題。?12.A選項A、B、C都可以與weather搭配，但是根據(jù)上下文，只有A昀為符合文章的內(nèi)容。?13.B選項A不符合句子的意思;C不能和risk搭配;D也不符合句子的意思，因為不可能完全消除雪崩的隱患。?14.C該