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【简答题】
10 岁男孩,诊为重症心肌炎,心脏听诊 可出现哪 A. 开瓣音 B. 喀喇音 C. 钟摆律 D. S1 增强 E. P2 减弱
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举一反三
【单选题】Choose each phrase the speaker uses.
A.
I've got it here.
B.
I've it right in front of me.
【单选题】A good speaker uses language that is appropriate to _______________________.
A.
the occasion, the topic and the audience
B.
the audience, the time and the place
C.
the stage, the room and the number of audience
D.
the mood, the audience and the occasion
【简答题】A. The speaker uses more green than brown. B. The speaker uses shadows around the trees. C. The speaker uses the golden background. D. The speaker uses many different colors to paint.
【简答题】什么是统计分组?统计分组的作用是什么?
【简答题】什么是统计分组？统计分组的作用是什么？
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