导游服务的技能主要包括带团技能、讲解技能、（）。 A．促销技能 B．语言技能 C．表

妊娠合并心脏病产妇用西地兰治疗时护理应做到（）。

A.记录出入液量

B.吸氧，保暖

C.测血压，脉搏

D.测尿量

E.药物剂量要准确

患者男，30岁。右胸外伤后2小时，呼吸困难。气管左移，右侧呼吸音消失，叩诊右侧实音，应考虑为（）

A.血胸

B.肋骨骨折

C.脓胸

D.肺栓塞

E.张力性气胸

工程建设全过程中总承包，一般由业主以公开招标方式选择承包商。

计算题：台锅炉的循环倍率K为5，求此时上升管出口工质的干度时多少？

Press Photographers

Good press photographers must have an "eye" for news, (26) journalists must have a "nose" for a good story. They must be able to interpret a story and decide rapidly how they can take (27) of the best opportunities to take pictures. The most difficult part of a press photographer’s job is that he or she has to be able to (28) a complicated situation with just one photograph. They rarely have second (29) and must be able to take the required (30) very quickly. Indeed, speed is essential — if the photographs are not (31) for the printing deadline, they are very unlikely to be of any (32) .
Most press photographers begin (33) with a local newspaper. There, the (34) is mostly for material of regional interest. Photographers may be expected to photograph a lot of unexciting events but to (35) the enthusiasm to put "something special" into every picture.
There is (36) competition among those who want to move from local to national newspapers. Here, the work is much more centered on news. The photographer must work (37) greater pressure and (38) more responsibility. Only (39) reliable, talented and resourceful photographers (40) this difficult move. The work is tough and can be (41) . On an overseas assignment, photographers may have to (42) unfamiliar food and accommodation, physical and mental stress, and (43) difficulty in transporting the pictures from an isolated area to get them to the newspaper (44) They also have to (45) the competition from other publications.

A. essentialB. availableC. varied D. dangerous