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【单选题】
丧失现金折扣的机会成本的大小与( )A.
折扣百分比的大小呈反向变化
B.
现金折扣期长短呈反向变化
C.
折扣百分比的大小、信用期长短均呈同方向变化
D.
折扣期的长短呈同方向变化
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反馈参考答案：
举一反三
【简答题】波动方程的公式表达式为()。
【单选题】--Without you, I can't finish the task so soon. Thanks you for your kind help. ___________I'd glad I can be of some help. Which of the following is wrong?
A.
Yo' re welcome
B.
It doesn' t matter.
C.
Don’ t mention It.
D.
It’ s a pleasure.
【多选题】下面是一位同学和英语老师在QQ上的聊天记录, 选择合适的选项补全对话。
A.
improve your speaking skills
B.
mention it
C.
introduce other skills
D.
practice my English
E.
remember the new words
F.
understand you Student: I find it difficult to __________ . What can I do? Teacher: You should write them down in your notebook and read them every day. Student: How to ________and have a lot of fun? Teacher: You may listen to some English songs. Student: I’m poor at speaking. Teacher: You can _______ by talking with foreign friends. Student: Sometimes I can’t _________ . Teacher: You can ask me to repeat. Student: Would you like to ______ to the whole class? Teacher: Ok. Student: Thank you very much! Teacher: Don’t ______ .
【简答题】下面是一位同学和英语老师在QQ上的聊天记录, 选择合适的选项补全对话。 A. improve your speaking skills B. mention it C. introduce other skills D. practice my English E. remember the new words F. understand you Student: I f...
【单选题】外周血三系减少，而骨髓增生明显活跃，下列哪一项与此不符
A.
巨幼红细胞性贫血
B.
再生障碍性贫血
C.
颗粒增多的早幼粒细胞白血病
D.
阵发性睡眠性蛋白尿
E.
慢粒
【单选题】下列哪项与慢性髓系白血病不符
A.
外周血有幼稚细胞出现
B.
血小板计数正常或略增多
C.
骨髓中幼稚细胞及嗜酸嗜碱粒细胞增高
D.
NAP活性及积分增高
E.
骨髓增生极度活跃
【单选题】外周血三系减少,而骨髓增生明显活跃,下列哪一项与此不符( )
A.
巨幼红细胞性贫血
B.
再生障碍性贫血
C.
颗粒增多的早幼粒细胞白血病
D.
阵发性睡眠性血红蛋白蛋白尿
E.
慢性粒细胞性白血病
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