急性白血病浸润的体征最多见于（）
A.胸骨压痛
B.牙龈肿胀，皮肤损害
C.淋巴结、肝脾大
D.中枢神经系统
E.心脏增大
参考答案：C
抽样调查的方法不适用于______
A．种子的发芽率 B．灭火器的合格率C．炸弹的爆炸力 D．全国人口普查
With nothing on, the Emperor walked in the parade, thinking he _____ the most beautiful clothes in the world. [ ]
A. was dressed himself
B. dressed
C. was dressed in
D. was dressed
