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【单选题】
关于老年人急性心梗心电图的描述，不正确的是()A.
典型心电图的表现有：病理性Q波、ST段弓背样抬高，T波倒置
B.
老年人常可出现不典型心电图表现
C.
可无病理性Q波，仅有ST-T改变
D.
老年人常有传导阻滞，若发生心肌梗塞，不易出现典型心肌梗塞图形
E.
老年人常发生局灶性心肌梗塞，此类梗塞的面积小，心电图上T波倒置，ST段抬高
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反馈参考答案：
举一反三
【简答题】根据所用基质的属性,可以将基质栽培再分为( )、( )、( )。
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He wrote it last semester.
B.
He ' ll finish it in a few minutes.
C.
He isn ' t going to write it.
D.
He never does assignments early.
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He hadn ' t been there.
B.
He didn ' t like it.
C.
He didn ' t care.
D.
He wasn ' t careful.
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What did the man mean?
A.
He wrote it last semester.
B.
He ' ll finish it in a few minutes.
C.
He isn ' t going to write it.
D.
He never does assignments early.
【简答题】通常根据网络范围和计算机之间的距离将计算机网络分为 、 和
【单选题】Listen to the following dialogue, and then choose the best answer for the question. Q: What does the woman mean?
A.
She couldn' t make up her mind.
B.
She doesn' t have time for a job.
C.
She' d like to have a company of her own.
D.
She has a mind of her own.
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