男性，44岁。12小时以来呕吐咖啡样物约1000ml，查体：脉搏128次／分，血压80／45mmHg。对该患者首要的处理是（）。

A.胃镜检查，镜下止血

B.抗休克治疗

C.气管插管术

D.上消化道造影

E.腹部B超

Old people are always saying that the young are not what they were. The same comment is made from generation to generation and it is always true. It has never been truer than it is today. The young are better (1)edu . They have a lot more money to spend and enjoy more freedom. They grow up more quickly and are not so (2)de on their parents. They think more for themselves and do not blindly (3)a the ideas of their (4)e . Events which the older generation remembers clearly are nothing (5)m than past history. This is as it should be. Every new generation is different from the one that preceded it. Today the difference is very marked indeed.
The old always assume that they know best for the simple reason (6)t they have been around a bit longer. They don’t like to feel that their values are being (7)qu or threatened. And this is precisely what the young are doing. They are questioning the assumptions of their elders and (8)dis their self-satisfaction. They take leave to doubt the older generation has created the best of all possible worlds. What they reject more than anything is conformity.
Who said that human differences can best be solved through conventional politics or by violent means Why have the older generation so often used (9)vi to their problems Why are they so unhappy and so troubled by a sense of guilt in their personal lives, so (10)oc with mean ambitions and the desire to accumulate more and (11)m material possessions Haven’t the old lost touch with all that is important in life
These are not questions the older generation can shrug off lightly. Their record over the past forty years or so hasn’t been exactly spotless. Traditionally, the young have (12)tu to their elders for guidance. Today, the situation might be (13)rev . The old—if they are prepared to admit it—could learn a thing or two from their children. One of the biggest lessons they could learn is that enjoyment is not "sinful". (14)En is a principle one could apply to all (15)as of life. It is surely not wrong to enjoy your work and enjoy your leisure. It is surely not wrong to live in the present rather than in the past or future.