确诊最有价值、最安全、快捷的辅助检查是
A.头颅X线平片
B.头颅B超
C.腰穿
D.颅脑CT扫描
E.TCD
参考答案:D
________ matters much ________ our headmaster supports our plan.
A.As; that
B.It; whether
C.That; if
D.What; whether
行车时严禁行人,但可以扒车。