According to the passage, the Empire Builder enjoyed an increase in ridership and profits be- cause ______.
A. the attractiveness of its name and route was effectively advertised
B. it provided an exciting travel experience
C. its passengers could enjoy the great western outdoors
D. it was widely advertised in newspapers and magazines in Chicago and Seattle
急性胰腺炎治疗过程中应禁用( )。
A. 抗胆碱能药物
B. 吗啡
C. 生长抑素
D. 钙剂
E. 胃肠减压
男，30岁，慢性肝炎5年。最近体检发现脾大，肝大，肝功能损害，白细胞4×109/L。为确诊是否有门脉高压，最有意义的检查是( )。
A. 食管钡餐检查
B. 骨髓检查
C. 直肠镜检查
D. 脐固有无曲张静脉团
E. 经皮脾静脉造影
The American Automobile Association Foundation for Traffic Safety plans to ______.
A. try out the Japanese method in certain areas
B. change the road signs across the country
C. replace straight, horizontal bars with chevrons
D. repeat the Japanese road patterns
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