为明确有无内脏损伤，进行哪一项检查最理想
A．胸腹部X线检查
B．腹部B型超声检查
C．诊断性腹腔穿刺
D．血常规和生化检查
E．CT检查
参考答案：C
.It was the practice _____ he got abroad _____ made him a good English speaker.
A．what; that
B．that; that
C．that; which
D．which; that
某老年患者身患肺癌，生命垂危，家属明确要求不惜一切代价地抢救，医生应选择（）
A.尊重家属意见，不惜一切代价进行抢救
B.说服家属彻底放弃治疗与抢救
C.实施积极安乐死
D.有限度地治疗与抢救
