高中英语unit3inventorsandinventions课时跟踪练一warmingup&amp；reading_pre_reading新人教版选修8

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1、Unit3课时跟踪练(一)WarmingUp&Reading—Pre-readingⅠ.阅读理解AWhenabeestings(蜇)you,itdoesn'tjustruinyourfun.Theinsectputsvenom(毒液)intoyourskin,causingpainandswelling.ButachemistinDenmarkbelieveshe'scomeupwithasimpledevicethatwilldrawthevenombackoutofthewound,bringingvictimsrelief.MartinWenckensgotthe

2、inspirationfortheBeePatch(蜜蜂膏药)fromahometreatmenthesawshownonaDanishtelevisionprogram.Aftergettingstung,apersonwouldputaslightwetsugarcubeoverthewound.Theideaisthatthroughosmosis—themovementofafluidfromanareawithalowerconcentrationofmolecules(分子)toanareawithahigherconcentration—fluidmove

3、sfromthesmallholeupintothesugarcube,carryingthevenomalongwithit.Becauseexposedsugarmayattractmoreinsects,Wenckensthoughthecouldimproveonthetreatment.Heputsugarinsideapatchthatcanbewornlikeabandage.Thesidetouchingtheskinhasathinlayerthroughwhichfluidcanmove.“Afteryougetstung,placethepatch

4、ontheinjuredskinandleaveitforonehour，”Wenckenssays.“Thiswilllowerbothpainandswelling.”Hecautionsthatpeoplewithinsectallergiesshouldcontinuetousemedicationsrecommendedbytheirdoctors.WenckensdesignedtheBeePatchespeciallyforchildren,buthereportsthatlifeguardsandsoccerplayersarealsousingit.“

5、InmanyschoolsinDenmark,theBeePatchisalreadyapartoffirstaidkits，”hesays.“Tohaveinventedasmallpatchthatcanbeusedbysomanypeopleofcoursemakesmeveryproud.”1.Wenckenswasinspiredby________.A．hischildhood　　　　　B．aTVprogramC．asugarproducerD．hisprivatedoctor解析：选B　细节理解题。由第二段开头的“gottheinspirationfort

6、heBeePatchfromahometreatmenthesawshownonaDanishtelevisionprogram”可知。2．What'stheadvantageoftheBeePatchovertheoriginalhometreatment?A．Itismuchsafer.B．Itismorenatural.非常感谢上级领导对我的信任，这次安排我向股份公司述职，既是对我履行职责的监督，也是对我个人的关心和爱护，更是对**百联东方商厦有限公司工作的高度重视和支持。C．Itismuchcheaper.D．Itismoreeffective.解析：选A　推理

7、判断题。由第三段开头的“Becauseexposedsugarmayattractmoreinsects,Wenckensthoughthecouldimprove...”可推断，改进后的发明将糖包起来，不易招惹更多的昆虫，因而比原来的更安全。3．TheBeePatchcreatedbyWenckens________.A．isnotrecommendedtolifeguardsB．maynotbehelpfulforsomevictimsC．willprotectvictimsfrombeesforanhourD．hasanimmedi