慢性颅内压增高者,其头颅X线平片可表现为()
A.颅骨骨缝分离
B.鞍背骨质稀疏
C.指状压迹增多
D.蝶鞍扩大
E.颅骨骨质增生
参考答案:A, B, C, D
The secretary has a lot of things to ________ in the office since she has been away for quite a few days.
A.make up
B.take up
C.work out
D.carry out
不表达I类HLA抗原的细胞是
A.单核细胞
B.B淋巴细胞
C.绒毛外滋养细胞
D.T淋巴细胞
E.脑细胞