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【单选题】
经测定,某人静息时左心室舒张末期容积为 145ml,收缩末期容积为70ml,则其射血分数为A.
48%
B.
50%
C.
52%
D.
93%
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皮皮学刷刷变学霸
举一反三
【单选题】What did the man do for the woman?
A.
He examined the woman carefully.
B.
He gave her some medicine and some advice as well.
C.
He just told her not to worry too much.
【单选题】The company is debt due to the consequence of an increased cost of production.
A.
saddled with
B.
absorbed in
C.
tired of
D.
separated with
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