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简介：Levels:LowintermediateProblems:InteachingsciencestudentsEnglish,onemayfinditthemostdifficulttogetthemtospeakinEnglish.Althoughspeakingisoneofthefourskillsrequired,itisoftenneglectedandgivenupbymoststudentsandteachersaswell.Itistruethattherearemanydifficultiesinorganizingsuchalargeclassas30-40studentstopractisewithinacomprehensivecourse.Evenifateacherdevotedmostoftheclasstimetooralpractice,thiswouldonlybeabouttwominuteswitheachstudent.Usinggamestoforcethemtospeakisoneofthesolutionstosolvetheproblem.

简介：撒开手，让孩子自己走。相信他们，一路会走好！

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简介：MissSmithissixty-fouryearsoldnow.Shelovedastrongyoungmanwhenshewasnearlytwenty.Shegavehimallbutthemantookallhermon-

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简介：Thisstudyaimsattheeffectsofanintakeoflowmolecularweightcornpeptides(LMCPs)preparedfromzeinonalcoholmetablisminrats.LMCPs(1.0g/kgbodyweight)in15%ethanol(10mL/kgbodyweight)weregiventoWisterratsbyintragastricgavage.Theassayofbloodethanolwasconductedbyusingtheenzyme-basedassaykit.Theaminoacidanalysiswasmadewithanaminoacidanalyzer.ThedataoftheanimalexperimentsshowedthatLMCPscouldacceleratethemetabolismofalcoholinrats.Inthecontrolgroup,thebloodethanolconcentrationreachedthemaximumlevelof(827.0±77.3)mg/Lafterethanolloadingfor30min,thengraduallydecreased.Incontrast,thebloodethanolconcentrationonlyreached(527.25±47.0)mg/Lafter30mininthegroupofLMCPstaken.TheseresultsindicatethatLMCPscoulddecreaseethanolconcentrationinbloodrapidly.