【单选题】如图 1 所示的 LED 数码管显示电路中,要使它显示 “5” ,它的字段码为( )。
【单选题】---___________ tall building it is! ---It has over one hundred floors.
【单选题】After the riot, over one hundred people were taken to the hospital, many of______had been innocent bystanders.
【判断题】使用关键字class定义的类中缺省的访问权限是私有的。
【单选题】已知某物质在某薄层色谱系统中展开后,该物质斑点中心距原点3.00cm,溶剂前沿距原点6.00cm,则Rf值是多少?( )
【判断题】使用关键字class定义的类中缺省的访问权限是私有(private)的
【单选题】When was the first cheese factory established?
A.
Over one hundred years ago.
B.
Hundreds of years ago.