第三部分：概括大意和完成句子（第23~30题，每题1分，共8分）
下面的短文后有2项测试任务：（1）第23~26题要求从所给的6个选项中为指定段落每段选择1个小标题；（2）第27~30题要求从所给的6个选项中为每个句子确定一个最佳选项。
Alcoholism
1 Yes, alcoholismcanbetreated. Alcoholismtreatmentprogramsusebothcounselingandmedication（药物治疗）tohelpapersonstopdrinking. Mostalcoholicsneedhelptorecoverfromtheirdisease. Withsupportandtreatment, manypeopleareabletostopdrinkingandrebuildtheirlives.
2 Arangeofmedicationisusedtotreatalcoholism. Benzodiazepines（苯二氮平类药物） aresometimesusedduringthefirstdaysafterapersonstopsdrinkingtohelphimorhersafelywithdrawfromalcohol. However, thesemedicationsarenotusedbeyondthefirstfewdaysbecausetheymaybehighlyaddictive. Othermedicationshelppeopleremainsober(清醒）．Onemedicationusedforthispurposeisnaltrexone（环丙甲羟二羟吗啡酮）． Whencombinedwithcounseling, naltrexonecanreducethestrongdesireforalcoholandhelppreventapersonfromreturningtoheavydrinking. Anothermedication, disulfiram （戒酒硫）, discouragesdrinkingbymakingthepersonfeelsickifheorshedrinksalcohol. Thoughseveralmedicationshelptreatalcoholism, thereisnomagicbullet.Developingnewandmoreeffectivemedicationstotreatalcoholismremainsahighpriorityforresearchers.
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