在报警显示中：黄色向上三角号代表（）
A.报警没有被确定
B.高优先级
C.紧急优先级
D.低优先级
参考答案：B
By the time he arrives in Beijing, we ______ here for two days.
A．will have stayed
B．will be staying
C．have been staying
D．have stayed
公共预算的最终目标是减少政府开支。（）
