A．Comfortable environment.
B．Frequent visits by their children.
C．Organized entertainments.
D．Human dignity and the respect of one's fellows.

A．It can be used as an effective treatment.B．Body movements are well coordinated throughout the entire exercise period.C．While practicing Taiji Quan, the weight of the body is mainly supported by the legs.D．The practice of Taiji Quan requires a combination of vigor and gentleness.

A.It
B.
B．Body
C.
C．While
D.
D．The
E.

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患者，男，58岁。因术中失血过多，医嘱：输入库存血1200ml，输血后患者出现手术部位渗血较多，皮肤、黏膜多处可见瘀点、瘀斑，血压下降，手足抽搐。该患者发生了（）

A.枸橼酸钠中毒
B.溶血反应
C.循环负荷过重
D.过敏反应
E.空气栓塞

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