The man，suspected _____ having stolen the jewels of the shop，was missing last night，

although he was watched over by the police. [ ]

A. of

B. for

C. about

D. with

受精卵着床的黏附是指（）

A．晚期胚泡外层细胞表面的糖蛋白结构发生改变并与子宫内膜细胞的微绒毛交错对插

B．晚期胚泡以内细胞团端接触子宫内膜

C．合体滋养细胞间形成血液腔隙

D．滋养细胞逐渐形成胎盘组织

E．合体滋养细胞分泌蛋白溶解酶溶解子宫内膜细胞、间质和血管