施工中发现影响施工的地下障碍物时,承包人应于( )h以内以书面形式通知工程师。
A.4B.24C.8D.48
参考答案:C
There an apple and two oranges on the table.[ ]
A. is
B. are
C. has
D. have
稽留热常见于下列哪种疾病
A.斑疹伤寒B.风湿热C.疟疾D.渗出性胸膜炎E.布鲁菌病