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【单选题】
为了减轻患者痛苦,下列描述错误的是A.
俯卧位可减轻腰背部伤口的疼痛
B.
中凹卧位可减轻肺淤血
C.
端坐位可减轻呼吸困难
D.
半坐卧位可减轻腹部手术后切口的疼痛
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举一反三
【单选题】The MARPOL Convention is the main international convention .
A.
about marine pollution prevention
B.
covering marine protection of life
C.
about marine
D.
about ship and port security
【简答题】在排出管路上安装调节阀,关小出口调节阀管路阻力损失(),需要泵提供更多的能头克服附加的阻力损失,使装置()不高,长期使用经济性差,特别是陡降的H-Q曲线更不经济。
【单选题】The foreign guests liked the children and their shows ________they saw in the kindergarten.
A.
what
B.
who
C.
which
D.
that
【单选题】The foreign guests who paid a visit to our city last week are greatly impressed by the fact that_______ people from all walks of life are working hard for_______ new Haimen.
A.
不填; a
B.
不填；the
C.
the；a
D.
the； the
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