颅内骑跨式血肿以骑跨哪个静脉窦为多见（）
A.上矢状窦
B.直窦
C.乙状窦
D.横窦
E.下矢状窦
参考答案：D
老人头癣中最严重的是（）。
A、黄癣
B、白癣
C、黑癣
The doctor told me that you just had a strange cold , so you can______.
A．take it seriously
B．take it easy
C．take your time
D．take your chance
