8个月女婴，近2日发热，鼻塞。今天起烦躁不安，拒食，面色苍白。查体发现心率 2

“好酒不怕巷子深”属于（）营销观念。

A.生产观念

B.产品观念

C.推销观念

D.市场营销观念

早期急性心肌梗死猝死的最主要原因是（）。

A.血压下降

B.心室颤动

C.心源性休克

D.呼吸衰竭

E.左心衰竭

情报的(　　)反映情报最根本的社会功能。

A．广泛性

B．知识性

C．效用性

D．传递性

Man: How did you like the new exhibit at the art gallery
Woman: I still haven’t been able to take any time off from studying.
Question: What does the woman mean（）。

A. She prefers the artists she has studied.

B. She hopes they will take some of the paintings away.

C. She hasn’t gone to see the exhibit yet.

D. She doesn’t want to describe the exhibit.

抗生素术前预防用药的时机为（）

A.术前2小时以前

B.手术前半小时至2小时

C.术前半小时以内

D.手术开始时