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【单选题】
目前认为苷中毒的机理是A.
轻度兴奋心肌细胞膜Na+,K+-ATP酶
B.
过度抑制心肌细胞Na+，K+-ATP酶
C.
与心肌细胞膜Na+，K+-ATP酶结合而激活钙离子
D.
轻度抑制心肌细胞膜Na+,K+-ATP酶
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A.
that
B.
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B.
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A.
that
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that
B.
if C whether D what
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A.
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B.
What place can you tell me where to walk my dog?
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