【简答题】河南省的洛阳位于洛河之____,湖北省的汉阳位于汉水之 ____ ,陕西省的华阴位于 ____ 之北。
【单选题】Which statement about comments is false?
A.
Comments begin and end with /* and */ , respectively.
B.
Programmers insert comments to document programs and improve program readability.
C.
Comments do not cause any machine language object code to be generated.
D.
Lengthy comments can cause poor execution-time
【简答题】短周期元素A、B、C、D、E,A、B同周期,C、D、E同周期,B元素最外层电子数为A元素最外层电子数的1/2,C元素带两个单位正电荷的离子排布与A原子结构相同,D在所处周期中离子半径最小,E在所处周期中原子半径最小。回答下列问题: (1)A的元素符号为______,根据所学知识判断,元素 114 X与B元素是否位于同一主族_______(是或者否),其氯化物的化学式为______________。...
【简答题】会计 ( ) 属性主要包括:历史成本、重置成本、可变现净值、现值、公允价值。
【判断题】按照《企业会计准则》规定,会计计量属性主要包括:历史成本、重置成本、可变现净值、现值和公允价值。( )
【判断题】如果vce=vcc,BJT就工作在截止区
【单选题】Which statement about comments is false?
A.
Comments begin and end with /* and */ , respectively.
B.
Programmers insert comments to document programs and improve program readability.
C.
Comments do not cause any machine language object code to be generated.
D.
Lengthy comments can cause poor execution-time performance.
【单选题】Her comments about men are utterly ridiculous.