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问题 单项选择题

导致固位体边缘出现继发龋的主要原因是（）

A.固位力不够

B.粘固剂溶解度高

C.固位体的外形线过长

D.固位体与基牙不密合

E.粘固时隔湿不严格

答案

参考答案：D

选择题

今年1季度，某市高新技术产业产值突破110亿元，同比增长59%．数据“110亿”用科学记数可表示为

A．1.1×1010

B．11×1010

C．1.1×109

D．11×109
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单项选择题

Which of the following statements regarding the money supply and determination of short-term interest rates is least accurate（）

A. An increase in real GDP will shift the real money demand curve to the right.

B. On balance, financial innovation has decreased the demand for money.

C. An increase in the real money supply from an initial equilibrium situation will cause house-holds and businesses to sell interest-bearing securities.
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