1.我能认出这块表是我的，因为表的背面有划痕。Icanidentifythiswatchasminebythescratchesontheback.2.他嗜巧克力如命，吃的停不下来。Hewassoaddictedtochocolatethathecouldn’tstoptakingit.3.史密斯先生从教学岗位上退休下来以后，开始从事摄影这一兴趣爱好。Mr.Smithtookupphotographyasahobbyafterheretiredfromteaching.4.相比较起来，这幢房子的优点是价格低，而那幢房子的优点是交通便利。Bycomparison,thishousehastheadvantageoflowprice,butthathousehastheadvantageofconvenienttransportation.他似乎正在使出全身解数，试图提高这一新产品的销售额。Itseemsthatheismakingeveryefforttopromotethesaleofthisnewproduct.6.热切的学生们纷纷挤进了讲堂，聆听来自剑桥大学的那位著名教授讲课。TheeagerstudentscrowdedintothelecturehalltohearthefamousprofessorfromCambridgeUniversity.7.他们责怪他向队友发出的信号混乱不清。Theyblamedhimforsendingconfusingsignalstotheteammates.8.我们的产品仍然远远领先于我们竞争对手的产品。Ourproductstillhasagoodleadoverthatofourcompetitor.我不知道他如何能靠自己的薪水买得起一套新房子。Iwonderhowhecanaffordanewflatonhissalary.要管理好一所学校，校长起着很重要的作用。Theheadmasterplaysanimportantroleintheeffectiveadministrationofaschool.3.在家庭事务中具有最后决定权的是我母亲。Itismymotherwhohasthefinalsayinfamilyaffairs.4.生物学，特别是微生物学，从他学生时代起就令他着迷。Biology,microbiologyinparticular,hasfascinatedhimfromhisstudentdays.5.她有没有说什么令你特别感兴趣的东西？Hasshesaidanythingthatappealestoyouespecially6.在这么复杂的情况下，没有人能揣测出谁将赢得下一次竞选。Undersuchcomplicatedconditions,noonecantellwhowillwinthenextelection.7.这是100英镑，它够支付你所有的花费了。Hereis100pounds,thatshouldcoverallyourexpenses.8.是那位勇敢的军人跳入海中救了快要淹死的男孩。Itwasthebravesoldierwhojumpedintotheseaandsavedthedrowningboy.这对老夫妇其实应该申请几张旅游支票，这样他们在周游世界时就不用随身携带那么多现金了。Theoldcoupleshouldhaveappliedforanumberoftravelers’checkssothattheyneednothavecarriedsomuchcashwiththemwhiletravelingaroundtheworld.2.总统发表了演讲，大意是国家将保护野生动物。Thepresidentmadeaspeechtotheeffectthatthestatewouldpreserveitswildlife.他在数据处理中常常粗心大意，这会毁掉我们的整个项目。Hiscarelessnessindataprocessingwillruinourwholeproject.今年的灾害性天气使大豆减产，大豆的市场价格因此也大幅提升。Thedisastrousweatherthisyearhascutdownontheproductionofsoybeans,asaresult,themarketpriceofsoybeanhasgoneupagreatdeal.由于缺乏经验，那位年轻医生没有立即采取行动，导致了病人死亡。Forlackofexperience,theyoungdoctordidnottakeimmediateactio