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举一反三
【单选题】There are __ in the reading room, but many of those books aren’t __ to read． [ ]
A.
enough books，enough easy
B.
enough books，easy enough
C.
book enough，easy enough
D.
book enough，enough easy
【单选题】Are there______ books in the bag? No, There aren't _____ books in it, but there are_____ pens in it. [ ]
A.
any, any, some
B.
any, some, any
C.
some, any, any
【单选题】There are _______ in the reading room, but many of those books aren’t _______ to read.
A.
enough books, enough easy
B.
enough books, easy enough
C.
books enough, easy enough
D.
books enough, enough easy
【单选题】There are _____ in the reading room, but many of those books aren't _____. [ ]
A.
enough books; enough easy
B.
enough books; easy enough
C.
books enough; easy enough
D.
books enough; enough easy
【单选题】应用三腔二囊管治疗食管胃底静脉破裂出血，正确的是
A.
患者取侧卧位，三腔二囊管由口插入
B.
置管后首先向食管气囊内充气150m1
C.
如果仍有出血，向胃气囊内充气200m1
D.
为避免再次出血，三腔管可以持续放置
E.
放置三腔二囊管期间应注意避免因误吸引起的吸入性肺炎
【多选题】患者男，67岁。经颈内静脉放置肺动脉导管，RAP20mmHg，CI2.0L·min -1 ·m -2 ，PAP25/13mmHg，PCWP10mmHg。关于经颈内静脉置入肺动脉导管，叙述正确的是（）
A.
一般插入深度达13cm，管端可达右心房
B.
气囊充气后，每次推进导管2~3cm
C.
当导管进入右心室时，收缩压、舒张压突然升高
D.
进入右心室时，舒张压迅速降低为零点
E.
当导管进入肺动脉时，收缩压升高
F.
当导管进入肺动脉时，舒张压升高
【简答题】患者，男，69岁。经颈内静脉放置肺动脉导管，RAP20mmHg，Cr2.0L/（min·m2），PAP25/13mmHg，PCWP10mmHg 最可能的诊断是（）。A.左房室瓣狭窄 B.房间隔缺损 C.肺动脉瓣狭窄 D.左心功能不全 E.容量过负荷 关于经颈内静脉置入肺动脉导管，下列叙述正确的是（）。A.—般插入深度达13cm，管端可达右心房 B.气囊充气后，每次推进导管3~5cm C.当导管进入...
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