阅读宗炳的《画山水序》，思考中国山水画的艺术特征。

大多数偏头痛发病于（）

A.10～20岁

B.10～40岁

C.10～30岁

D.10～50岁

E.20～30岁

下列哪些属于同伴教育法的适用范围（）

A.劝阻吸烟

B.社会教育

C.营养改善计划

D.艾滋病预防教育

E.预防和控制药物滥用

Marks ＆ Spencer has a very good reputation for job security and looking after its staff, with things like good perks, (1) , that sort of thing. Do those things actually (2)
I think it is, it is very important. When people have been working (3) , and they may have been in from seven or eight o’clock in the morning, they can come off the sales floor and can go to (4) and obviously they can have tea, coffee, or (5) , and can then buy at very reduced rates (6) , if they want one, or a roll and cheese, in a pleasant environment, (7) , food of the highest quality, there’re areas where they can (8) , or play pool or something, yeah, that is very important because they need (9) . At busy times, they need to get away from it, they need to be able to relax. In terms of all the (10) we’ve got, that is very important, when people know that they will be having medicals, and (11) is another thing, obviously there’s (12) that they will buy which they will be able to buy (13) . For Christmas bonus, we give all our general staff (14) which is guaranteed, and the (15) of that, actually, at the busiest time of the year when they’re (16) and working hard, is fantastic and to see their faces as you (17) with 10% of their salary in it. I believe the environment that you work in, (18) that you work with, the way you are treated, (19) , and the fact that your views are listened to, and you feel you are consulted, that makes people (20) and makes them get up and come to work in the morning.

患者男，42岁，阵发性腹中部痛3d，伴频繁恶心和呕吐。20年前行阑尾切除术。查体：腹胀不明显，偶见肠型，脐右侧有固定轻压痛，无明显腹膜刺激征，肠鸣音较亢进。

经72h观察及处理，症状无好转，脐右侧固定压痛较前明显，并出现腹膜刺激征，体温升高。血常规：WBC13×10⁹／L，N0.9。此时应采取的治疗措施是（）

A.胃肠减压

B.中药通理攻下

C.手术治疗解除梗阻

D.针刺疗法

E.纠正水、电解质紊乱，继续观察

女，4岁，半年来多次发现尿色混如米汤，尿常规镜检红细胞8～10／HP，其父亲有肾结石病史。

进一步确诊，哪项检查更有诊断价值（）

A.静脉肾盂造影

B.中段尿培养、计数和药敏试验

C.肾脏CT

D.逆行造影

E.尿钙／尿肌酐比值及24小时尿钙定量