【简答题】His ____ ( competen t) has brought the company to the verge of bankruptcy.
【单选题】依据研究对象的特点,即可能产生混杂作用的某些因素,如年龄、性别、病情、病程、病型、文化程度、职业、生活嗜好等,首先进行分层,然后在每层内再进行随机分组,这叫____。
【简答题】Trust is composed of three elements: the capacity for trusting, the perception of competence, and ______.
【多选题】下列属于以谷物为原料制成的蒸馏酒有( )
【单选题】He praised him with some _____ remarks.
【判断题】若a、b均为int型变量,且a=100,则for (b=100;a!=b;++a,b++) printf("----\n")是死循环。()