— Jenny took the 8:00 bus to Guangzhou this morning.

— Really? He _____ the 9:00 train. It's much more comfortable and safer to travel by train. [ ]

A. could have taken

B. should take

C. must have taken

D. can take

枕叶肿瘤常见的MRI征象为（）

A.矢状位肿瘤宽基底指向天幕

B.矢状位显示枕骨受侵

C.矢状见顶枕沟向前上移位

D.横轴位见视放射向前推压

E.小脑上池内见肿块