【多选题】游客的行李在来华航空途中丢失,导游员应该 。
A.
带失主到机场失物登记处办理行李丢失和认领手续 。
B.
一时找不回行李,要协助失主购置必要的生活用品 。
【单选题】When an object receives a( ), methods contained within the object respond.
【单选题】在Excel 2010中,建立图表后若选择了图表,窗口中将自动出现“图表工具”,不是“图表工具”所具有的选项卡是 。
【单选题】When the atoms of an object leave their usual places, we say that the object is ______ .
【单选题】PN 结两端加正向电压时,PN结的空间电荷区和PN结正向电阻( )。
【单选题】When invoking a method with an object argument, ___________ is passed.
B.
the object is copied, then the reference of the copied object
C.
the reference of the object
D.
the contents of the object
【简答题】在Excel 2010中,所建立的图表______。
【简答题】PN结两端加正向电压时,PN结空间电荷区变 ,PN结正向电阻
【简答题】PN结两端加正向电压时,PN结空间电荷区变 ,PN结正向电阻较 。
【单选题】When an object, such as a String, is passed as an argument, it is
A.
actually a reference to the object that is passed
B.
passed by value like any other parameter value
D.
necessary to know exactly how long the string is when writing the program