根据《巴塞尔新资本协议》的要求,客户信用评级必须具有的功能不包括()
A. 能够有效区分违约客户
B. 能够准确量化客户违约风险
C. 不同信用等级的客户违约风险随信用等级的下降而呈加速下降的趋势
D. 能够估计各信用等级的违约概率,并将估计的违约概率与实际违约频率的误差控制在一定范围内
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一般来说,购买者不具有较强讨价还价能力的情形是()
A. 购买者的总数较少,购买量较大,占了卖方销售量的比例很大
B. 购买者所购买的产品各具有一定特色
C. 购买者有能力实现后向一体化,而卖主不能实现前向一体化
D. 卖方行业由大量相对来说规模较小的企业组成
设定义下列结构体,结构体变量p的出生年份赋值正确的语句是()。
Struct st
{ int x;
inty;
int z;
}
Struct worker
{ char name[20];
char sex;
struct st birth;
}p;
A. x=1987
B. birth.x=1987;
C. p.birth.x=1987;
D. p.x=1987;
听力原文:W: Exercise, exercise, exercise, we hear so much about it these days that even the experts can't agree on which exercises are best. Now some doctors are strongly encouraging arm exercises.
M: Arm exercises? Is that because our arms are too fat of flabby?
W: Actually, that's not the main reason. They say that arm exercises are an ideal way to become physically fit.
M: But don't arm exercises raise your blood pressure?
W: That they do, but the article I read mentioned ways to compensate for that.
M: How?
W: By adding leg exercise so the arms don't do as they work. Arm exercises alone aren't enough to increase metabolism before fatigue sets in. The more of a body that involves in the exercise, the better.
M: And in turn, I'm sure that there is a great chance of losing weight.
W: Sounds right to me.
M: So, what exercises do the experts recommend?
W: They mentioned quite a few. But some of the more popular ones are bicycling with special bicycles that make you use both your arms and legs, and walking vigorously while wearing arms weights.
M: I must try that. I like to walk a lot.
According to the conversation, what is one problem with arm exercises?
A. They don't get rid of flabby arms.
B. They can damage arm muscles.
C. They aren't acceptable to most people.
D. They can raise one's blood pressure.
听力原文:M: Tell me about your trip to Philadelphia.
W: Well, we walked a lot, visited some interesting monuments, and finished up at a good restaurant.
What is the woman talking about?
A trip she takes frequently.
B. A trip she has already taken.
C. A restaurant she owns.
D. Famous monuments in Philadelphia.