下列不属于法定丙类传染病的是()
A.流行性腮腺炎
B.流行性感冒
C.急性出血性结膜炎
D.病毒性肝炎
E.流行性和地方性斑疹伤寒
参考答案:E
煤堆的温度达到()时应确定高温区范围,采取降温措施。
A.50℃
B.60℃
C.70℃
D.80℃
For the success of the project, the company should ______ the most of the opportunities at hand.
A. obtain B. grasp C. catch D. make