对创伤所致大出血的病人,应立即控制大出血,下述措施正确的是
A.加压包扎
B.扎止血带
C.上血管钳
D.使用抗休克裤
E.扩张血管
参考答案:A,B,C,D
在期货交易中,一般只要求购入合约方缴纳一定的保证金。( )
A: Excuse me, Mr. Smith, but are you free this eveningB:().
A. Well, I’m afraid whether I will be free or not has little to do with you.
B. Yes, welcome to my home this evening.
C. Sorry, I don’t like to be asked such a private question.
D. I’m sorry , I have an appointment at seven.