【单选题】ZDL0066在研究实验过程中应该对被试产生积极性的影响,要避免对被试的身心发展产生伤害指的是( )研究原则。
【单选题】每位消费者在B2C电子商务网站上购物前必须要做并且只需做一次的事情是( )
【单选题】在上行文中,常常要涉及到上下级关系,因此在使用称谓时,经常要用到人称代词,下列词语中()属于第三人称。
【单选题】'One time, I couldn't find Paro and was looking for 'him' everywhere,' says one caretaker at the Kirara nursing home in Japan's Nanto City. 'Finally I found Paro sleeping in a patient's bed.' Paro is ...
B.
They are robotic caretakers.
C.
They are robotic animal companions.
D.
They are toys for senior citizens.
【单选题】关于throw和throws关键字,下列说法正确的是?
A.
throws是throw的复数形式,用于同时抛出多个异常对象
B.
throw关键字用来声明一个方法可能会抛出异常
C.
throws关键字用来声明一个方法可能会抛出的异常类型