在健康信念模式中，与健康行为无关的因素是（）。 ["对疾病威胁的认知","对行为有效性的认识","内部回报","社会人口学因素"]
绕环
公众根据（）划分为三类：顺意公众、逆意公众、独立公众。 ["公众对组织的不同态度","公众演变的阶段","组织对公众的态度","公众对组织的重要程度"]
采用直流供电的电动变桨矩系统中（）部件不是按桨叶独立配置。 ["轴控柜","电池柜","主控柜","直流电机"]
Which four are true？（） [" Has-a relationships should never be encapsulated."," Has-a relationships should be implemented using inheritance."," Has-a relationships can be implemented using instance variables."," Is-a relationships can be implemented using the extends keyword."," Is-a relationships can be implemented using the implements keyword."," An array or a collection can be used to implement a one-to-many has-a relationship."," The relationship between Movie and Actress is an example of an is-a relationship."]
杂草的生理、生长与竞争特性
