第15题: [单项选择]主动脉夹层并发胸、腹、心包积血、出血等症,最佳治疗方案为() A. 积极内科保守治疗 B. 积极内科治疗后效果欠佳者可考虑手术治疗 C. Ⅰ、Ⅱ型主动脉夹层转化为Ⅲ型后方考虑手术治疗 D. 急诊手术 E. 内科保守治疗的同时,密切观察有无向Ⅲ型转化的可能,如有转化趋势,此时需手术治疗 参考答案:D
A. began when he was very young B. began at university C. came from a with to imitate his grandfather D. was the result of his professional experience 参考答案:A 答案解析:细节理解题 文章的第一句提到“ Since he was a child,Don Cameron has been interested in anything which files.”(当 Do