能正确表示逻辑关系：“a≥10或a≤0”的C++语言表达式是（ ）。A． a ＞

教育对生产力的促进作用主要通过两个途径实现：教育再生产劳动力和__________。

女性，38岁，上腹剧痛3小时，既往有胆石症病史4年。查体：皮肤巩膜黄染明显，右上腹压痛，可触及胆囊，Murphy’ssign（+），实验室检查血淀粉酶>4倍。

CT提示胆总管结石，采取主要治疗的手段是（）

A.手术或EST+取石术

B.激光碎石

C.腹腔冲洗

D.腹腔镜胆囊切除

E.中药排石

.

第三部分：阅读理解（共20小题；每小题2分，满分40分）

阅读下列短文，从每题所给A、B、C、D的四个选项中，选出最佳选项。

New York, London, Paris and other big cities are exciting places to live in. There are many interesting things to see and to do. You can go to different kinds of museums, plays and films. You can also buy things from all over the world.

But there are serious problems in big cities, too. The cost of living is high, and there are too many people in some places of big cities. Every year many people move to the cities to find jobs, to study at good schools and to receive good medical care. But sometimes these people can not find work or a good place to live in. Also, it is hard to keep the cities safe and clean.

Some people enjoy living in big cities, others do not. Before people move to a big city, they should think about the problems of living there.

56. Which is the best title this passage?

A. Big Cities                    B. New York, London and Paris

C. Exciting Places To Live In       D. Serious Problems in Big Cities

57. Which of the following is true?

A. Big cities are not safe and clean enough.

B. People can easily find a good place to live in big cities.

C. Living in big cities doesn’t cost a lot.

D. All people like to live in big cities.

58. In this passage the author advises people __ .

A. to move to big cities

B. not to move to big cities

C. not to move to a big city without considering the problems there

D. not to think so much about the problems before they move to a big city

59. Which is NOT talked about in the passage?

A. New York and London are big cities, and so is Paris.

B. Big cities are better than small cities.

C. Big cities are exciting places to live in.

D. Big cities have a lot of serious problems.

呼吸衰竭严重缺氧可导致机体内的变化，下列哪项错误（）。

A.可抑制细胞能量代谢的氧化磷酸化作用

B.可产生乳酸和无机磷，引起代谢性酸中毒

C.氢离子进入细胞内引起细胞内酸中毒

D.组织二氧化碳分压增高

E.体内离子转运的钠泵损害，引起细胞内高钾

在液压同步提升系统中，提升架的作用（）。

A.承受工作载荷

B.保持提升索具正确提升方向

C.方便工件就位

D.防止倾覆