1，3，2，6，11，19，（） ["A．8","B．11","C．30","D．36"]
18，4，12，9，9，20，()，43 ["A．8","B．11","C．30","D．9"]
11，17，()，31，41，47 ["19","23","27","29"]
33岁，男，咳嗽1周，有骨肉瘤病史，请结合胸片和CT选出最可能的诊断 ["肺梗死","粟粒性肺结核","骨肉瘤转移","结节病","错构瘤"]
体外循环机的主要部件是 ["血泵","氧气器","滤血器","变温器","血气分析仪"]
国际邮件按_____可分为优先函刊和非优先函件。(三级)
