构建舆情研判体系和责任体系是医患舆情应对建议之一。
参考答案：对
You might as well expect a river to flow backward ____ us carrying out the plan.
A．than stop
B．as to stop
C．as stop
D．so as to stop
下列各项中可以作为诊断肺心病主要依据的是
A．右下肺动脉干扩张，横径≥15mm
B．肺动脉段突出≥3mm
C．肺型P波
D．右束支传导阻滞
