子宫颈早期浸润癌是指癌细胞浸润的深度( )
A．不超过黏膜下层
B．不超出宫颈肌层
C．不超过上皮层下3～5mm
D．不超过上皮下1～2cm
参考答案：C
You'd better calm down and think of a solution as quickly as possible! That's the key _____ our project
successfully. [ ]
A. to finish
B. to finishing
C. finishing
D. finish
川乌药材的断面特征是（）
A.类白色，角质，形成层环纹呈圆形
B.黄棕色，粉质，形成层环纹呈圆形
C.棕色，角质，形成层环纹呈多角形
D.棕色，角质，形成层环纹呈圆形
E.类白色或浅灰黄色，粉质，形成层环纹呈多角形
