中倍数泡沫灭火系统泡沫混合液的供给强度应大于（）L/min·m2。
A、2
B、3
C、4
D、5
参考答案：C
So little known _____ that soldiers had to ask for a guide.
A．by this earthquake - stricken area
B．this earthquake - stricken area
C．was this earthquake - strcken area
D．this earthquake - stricken area had been
《房地产开发项目手册》是一种( )的监控措施。
A．综合性、修建性 B．制度性、常规性C．区域性、常规性 D．修建性、制度性
