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【单选题】
肝硬化门脉高压患者,出现全血细胞减少最主要的原因是A.
病毒感染
B.
消化道出血
C.
肝功能减退
D.
脾功能亢进
E.
营养不良
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【简答题】选词填空。 my your — Who is ___________ friend? — Fengfeng is ___________ friend.
【简答题】( ) had two wheels set at a 90- degree angle to each other to keep track of the movement.
【单选题】I'm putting on weight. The doctor has warned me to______sugar.
A.
keep up
B.
keep back
C.
keep off
D.
keep away
【单选题】If people cutting down the forest, they will have nowhere . [ ]
A.
keep; to live in
B.
will keep; t o live in
C.
keep; to live
D.
will keep; to live
【单选题】When jacked from the strut, to keep the aircraft from moving while it is on the jack, the wheels that are not jacked should be securely ().
A.
jacked
B.
extended
C.
chocked
D.
retracted
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