I won't watch TV until my homework___________.[ ]

A. will finish      

B. will be finished  

C. finishes        

D. is finished

患者，男性，60岁，咯血200ml后突然窒息，应立即采取的关键措施是（）

A.吸氧

B.输血

C.静推垂体后叶素

D.去除呼吸道梗阻

E.静点呼吸兴奋剂