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【单选题】
男性，56岁。反复发作性咳嗽、咳痰20，近3年进行性气急加重，时有尿少、下肢水肿。1前因感冒症状加剧而入院。体检：神志清楚，气急，发绀明显，球结膜轻度充血水肿。颈静脉充盈。两肺呼吸音低，肺底湿啰音。心界不大，心率：106次／分，律齐，P2，各瓣膜区未闻杂音。肝脏肋下2.5cm，质软，压痛，肝颈静脉回流征阳性，下肢水肿（++）。痰涂片见多形性细小革兰阴性杆菌。动脉血气（不吸氧）示pH7.30．PaCO 2 6.7kPa（50mmHg）．PaO 2 6.0kPa（45mmHg）。 本病例右心衰竭的治疗首先应选择（）A.
氧疗和适度利尿
B.
静脉注射毛花苷丙或毒毛花苷K
C.
静脉滴注1，6-二磷酸果糖
D.
静脉滴注多巴酚丁胺
E.
静脉滴注酚妥拉明（苄胺唑啉）
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【单选题】You need to configure two Ezonexam switches to exchange VLAN information. Which protocol provides a method of sharing VLAN configuration information between these two switches?
A.
STP
B.
802.1Q
C.
VLSM
D.
ISL
E.
VTP
F.
HSRP
G.
None of the above
【单选题】To make a p-type of semiconductor material you need a doping material that is ( ).
A.
pentavalent
B.
tetravalent
C.
trivalent
D.
hexavalent
【单选题】To obtain a visa to enter that country for the first time, you need to apply ______.
A.
in part
B.
in person
C.
in turn
D.
in place
【简答题】A. What else do you need me to do? B. just as soon as you can. C. You need to make room for a new shipment, D. You want me to move all of them to C ? E. Update the inventory for Building C. Supervisor...
【简答题】阅读理解。 1. If you find a set of keys, please call _____. A. Jeff B. David C. Diego 2. You need to pay for the book Rocket to _____ Space if you go to buy it now. A. $ 59.90 B. $39. 95 C. $19. 95 3. You ...
【简答题】数据库系统主要由数据库和数据库管理系统组成。 ( ) A.√ B.×
【单选题】When you read a novel, you need to have all the following qualities EXCEPT ______.
A.
fine perception
B.
bold imagination
C.
critical attitude
D.
open mind
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