下列哪项不是呼吸道解剖特点
A. 成人喉腔最狭窄处位于声门列
B. 气管的分叉处位于胸骨角平面
C. 气管隆嵴黏膜内迷走神经丰富
D. 右主支气管与气管的夹角较大
下列哪项不是小儿呼吸系统的特点
A. 呼吸道最狭窄部位在声门裂
B. 气管分叉角度两侧基本相同
C. 声门下腔黏膜下层疏松,易发生水肿
D. 会厌硬挺不易抬起
The meaning of the word “nice" changed a few times______ it finally came to include the sense “pleasant”.-
A. before
B. after
C. since
D. while
She found her calculator______ she lost it.
A. when
B. where
C. then
D. there