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问题 单项选择题

女，7个月，腹泻3天，中度脱水伴酸中毒，经液体疗法10小时后有尿但精神萎靡，呼吸较前变浅，心率16.0次／分，心音低钝，腹胀，肠鸣音弱，血清钠135mmol／L。应考虑（）

A.高钾血症

B.低镁血症

C.低钠性脑水肿

D.低钾血症

E.低钙血症

答案

参考答案：D

单项选择题

承保以土木建筑为主体的各类工程在整个建筑期间因自然灾害和意外事故造成的物质损失，以及被保险人第三者依法应承担的赔偿责任的保险为( )。

A．建筑工程一切险
B．安装工程一切险
C．施工机具保险
D．相关职业责任保险
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填空题

Visitors to Britain may find the best place to sample local culture is in a traditional pub. But these friendly hostelries can be minefields of potential gaffes for the uninitiated.
An anthropologist and a team of researchers have (1) some of the arcane rituals of British pubs—starting with the (2) of getting a drink. Most pubs have no waiters—you (3) to go to the bar to buy drinks. A group of Italian youths (4) for 45 minutes before they realized they would have to (5) for their own. This may sound inconvenient, but there is a (6) purpose.
Pub culture is designed to (7) sociability in a society known for its reserve. Standing at the (8) for service allows you to chat with others (9) to be served. The bar counter is possibly the only (10) in the British Isles in which friendly conversation with (11) is considered entirely appropriate and really quite normal (12) . "If you haven’t been to a pub, you (13) been to Britain." This tip can be found in a (14) , Passport to the Pub: The Tourists’ Guide to Pub Etiquette, a (15) code of conduct for those wanting to sample "a central part of (16) life and culture". The trouble is that if you do not (17) the local rules, the experience may fall flat. For (18) , if you are in a big group, it is best if only one (19) two people go to buy the drinks. Nothing irritates the (20) customers and bar staff more than a gang of strangers blocking all access to the bar while they chat and dither about what to order.
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