The child came back _______ from a dangerous situation.

A．safely and sound

B．safely and soundly

C．safe and sound

D．soundly and safe

下列哪一项属于肉瘤的临床特征()

A．由充满血液的腔隙构成，质地柔软，犹似海绵，常呈局限性半球形、扁平或高出皮面的隆起

B．病变局部色泽鲜红或暗紫，或局限性柔软肿块，边界不清，触之如海绵状

C．软似棉，肿似馒，皮色不变，不紧不宽，如肉之隆起

D．颈部肿块坚硬如石，推之不移，皮色不变，面容，隆阵，形体消瘦，状如树木失去荣华

E．痈结肿，坚如石，或如大核，色不变