— Could we put off our camping?

— ________.We may as well go on as planned. [ ]

A. Not at all      

B. Not exactly

C. Not especially  

D. Not really

未清洁、大面积开放、新鲜的手部创伤，止血主要靠（）。

A.止血药物

B.体表主要供血动脉的压迫止血及局部压迫、包扎止血

C.伤口内的钳夹止血

D.阻断浅表静脉回流

E.靠体位如抬高患肢止血