I’ll be going to school on foot while my bicycle________.

A．is being repaired

B．is repaired

C．will repaired

D．has been repaired

脑瘤诊断的首选检查为（）

A.脑室造影

B.颅骨X线平片

C.CT扫描

D.脑血管造影

E.脑超声波