下列那项不是病毒性心肌炎临床诊断依据：（） A.CK-MB升高，心

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问题单项选择题 A1/A2型题

下列那项不是病毒性心肌炎临床诊断依据：（）

A.CK-MB升高，心肌肌钙蛋白阳性

B.心悸、胸闷、气短

C.心律失常

D.心功能不全

E.心脏扩大

答案

参考答案：B

单项选择题

在射精后60min内，精子活力的参考范围为

A．a级精子15%以上，或a和b级精子之和≥45%

B．a级精子20%以上，或a和b级精子之和≥45%

C．a级精子20%以上，或a和b级精子之和≥50%

D．a级精子25%以上，或a和b级精子之和≥45%

E．a级精子25%以上，或a和b级精子之和≥50%

选择题

.---You seemed to have been impressed by his songs.

---Well, not exactly so. It was his way of singing____ his voice that really impressed me.

A．rather than

B．as well as

C．but also

D．together with