---_________ will she stay here?---For _________.A.How soon, one hour and a halfB.How long, one and a half hoursC.How soon, one and half hoursD.How long, one hour and half
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B解析how短语用法。how long多长(时间),对一段时间提问,how soon多久,对将来的时间提问。由答语for…判断指一段时间,故A、C错。一个半小时用one and a half hours或one hour and a half,故选择B。