ISO9000：2005标准描述的内容有（）a.基础、术语和选择使用指南。b.术语、

When you take a walk in any of the cities in the West, you often see a lot of people walking dogs.    48   is still true that a dog is the    49   useful and faithful animal in the world,    50   the reason why people keep a dog has changed. In the old days people used to train dogs to protect themselves against animal attacks. And later they came to realize that a dog was not    51    useful for protection but willing to obey his master. But now people in the city need not protect themselves against attacks of animals.    52  

do they keep dogs, then? Some people keep dogs to protect themselves from robbery. But the most important reason is    53   companionship. A dog is his best friend for

   54   child when he has no friends to play with. For young couples, a dog is their child when they have    55   children. For old couples, a dog is also their child when their real children have grown up.

图甲表示“我国2008年某市人口出生率和死亡率”，图乙为“我国不同阶段人口增长状况图”，读图回答1~3题

1、关于图甲所示城市人口自然增长特点的叙述，正确的是[ ]

A、高出生率、高死亡率

B、高出生率、低死亡率

C、人口数量呈下降趋势

D、人口数量增长较缓

2、图甲所示城市人口自然增长状况最接近图乙中的[ ]

A、I阶段

B、Ⅱ阶段

C、Ⅲ阶段

D、Ⅳ阶段

3、该城市今后在人口工作中应①加强老年人的社会保障工作②鼓励生育，提高少年儿童比例③大量吸纳农村剩余劳动力④继续保持较低的人口生育水平 [ ]

A、①③

B、①④

C、②③

D、③④

何谓中叶综合征?X线表现如何?

采用等额本息还款方法，借款人每月偿还的（）

A.本金逐月递增

B.利息逐月递增

C.贷款本息金额逐月增加

D.贷款本息金额逐月减少

急性肾炎时，在肾小球基底膜上沉积的免疫球蛋白是：

A．IgA
B．IgD
C．IgE
D．IgG
E．IgM