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【单选题】
线路设备维修的基本任务是保持线路设备完整和质量均衡,使列车能以规定速度安全、平稳和不间断地运行,并尽量延长线路设备( )(中级线路工用)。A.
使用时间
B.
超期运载时间
C.
使用寿命
D.
运输能力
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举一反三
【单选题】Section B Directions There are 2 passages in this section, each passage is followed by some question or unfinished statements. For each of them there are four choices marked A B C D.You should decide ...
A.
They are more likely to survive serious diseases today.
B.
Their average life span has been considerably extended.
C.
They have lived long enough to read this article.
D.
They are sure to enjoy a longer and happier live.
【单选题】患者,男性,18岁。今日上体育课时突然发生左侧胸痛,呼吸时加重并伴呼吸困难而急诊入院。查体:BP 110/75mmHg,左肺呼吸音消失。最可能的疾病是:
A.
大叶性肺炎
B.
渗出性胸膜炎
C.
自发性气胸
D.
急性心肌梗死
E.
支气管肺癌
【简答题】听录音,按要求把听到的内容记录下来
【单选题】Section BDirections:There are 2 passages in this section. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and D). You sho...
A.
reach agreements with each other
B.
express their true feelings without worries
C.
communicate with each other more easily
D.
become more brave
【简答题】听录音,按要求把听到的内容记录下来
【单选题】Section Directions: There are 2 passages in this section. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked [A], [B], [C] and [D].You ...
A.
the present high unemployment figures are a fact of life
B.
new jobs .must be created in order to rectify high unemployment figures
C.
available employment must be most widely distributed among the unemployment
D.
available employment should be restricted to a small percentage of the population
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