You must get there within an hour. There should be no ______ in sending this information to him. A. point B. problem C. quarrel D. delay 答案:D 解析: delay耽搁,延误。大部分药物都有___________,滥用药物十分危险。滥用药物主要是指___________及使用___________药物,在没有医生处方的前提下___________服用___________或___________,运动员服用___________,服用___________等等。