The examination will begin at 10:30. Those who come late ________ to the examination room.[ ]

A. have not been admitted  

B. don't admit

C. will not be admitted  

D. didn't admit

男，14岁，咳嗽，咯铁锈色痰，胸闷，胸痛3人，化验室检查：WBC=1．3×10⁹，ESR=18mm／h。

你认为患者应进行哪些检查（）

A.X线平片

B.CT

C.MRI

D.US

E.ECT