【单选题】In the police station, I saw the man from _____ room the thief had stolen the TV set. [ ]
【判断题】购买普通股票属于经济学上的投资。 ( )
【单选题】In the police station I saw the man from __________ room the thief had stolen the TV set.
【判断题】电动刮水器工作时,当开关关闭后,立即停止工作
【判断题】在汽车下面作业时,必须先将汽车支离地面。
【单选题】I call the police for help I saw the thief.
【单选题】In the police station, I saw the man from ______room the thief had stolen the TV set.
【单选题】I saw a thief stealing something.
【判断题】隐式 Intent启动的组件允许来自于另一个app,不需要使用Intent过滤器。
【单选题】根据经济学的定义中,下列哪一项属于投资?