题目内容

高钾血症对心脏的影响：

A. 兴奋性先升高后降低
B. 自律性降低
C. 传导性降低
D. 收缩性减弱

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高钾血症可引起

A. 代谢性碱中毒
B. 代谢性酸中毒
C. 反常性酸性尿
D. 反常性碱性尿

Fill in the blank with a proper comparative construction.1. Tom is ___________ his wife is cunning. (honest)

1. The reason for his success is _____________ he worked hard.

A. why
B. that
C. because
D. for

病人反复出现一些想法,明知不必要或不合理,但无法控制,为此感到苦恼。该症状为

A. 强迫观念
B. 思维奔逸
C. 联想漫散
D. 强制性思维
E. 思维插入