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问题 单项选择题 A1型题

下列关于制定药品标准的原则论述错误的是（）

A.尽可能采用国外先进药典标准

B.有针对性地规定检测项目

C.检验方法要考虑到实际条件和反映新技术的应用与发展

D.标准中各种限度的规定应密切结合实际

E.充分体现"安全有效、慎重从严、结合国情、中西并重"的原则

答案

参考答案：E

填空题

能见度用气象光学视程表示。气象光学视程是指白炽灯发出色温为（）的平行光束的光通量，在大气中削弱至初始值的（）所通过的路径长度。
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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. chances B. occasionsC. possibilitiesD. moments
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