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问题 单项选择题

男性，27岁。心悸气短，胸闷胸痛晕厥。查体：胸骨左缘3肋间3/6SM。超声：IVS:LVPW为1.5:1，SAM征(+)。

最可能诊断是

A．心肌梗死

B．肺梗死

C．心包炎

D．心肌梗死伴继发性心包炎

答案

参考答案：C

选择题

.Saving resources is a basic policy of our country . And it proves _____ to its sustainable development .

A．to be great significance

B．to be of great significant

C．of great significance

D．great significant
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选择题

-You were injured in the accident, weren't you ?

-________,  but look ,I'm all right now.

A．Yes, I was

B．Yes, I did

C．No, I didn't

D．No, I wasn't
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