快速充盈期的充盈血量占舒张期总充盈血量的()
A.20%~30%
B.30%~40%
C.40%~50%
D.50%~60%
E.60%~70%
参考答案:E
It is kind _______ the nurses to treat every patient__________________.
A.for; with kind
B.of; kindly
C.for; with kindness
D.of; kind
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