2022年口腔医学技术《口腔医学技术中级【代码：375】》考试题库-口腔医学技术中级【代码：375】-第三章 可摘局部义齿的排牙和蜡型制作技术-
医药卫生-卫生资格中级
单选题
A.
B.
C.
D.
我个人认为这个应该是：B
解析：题中数列通分后变成：
，
，
，
，
。分子1，2，3，4，5为连续自然数列。分母4－1＝3，13－4＝9，40－13＝27，121－40＝81，为公比是3的等比数列，即所填数字为
＝
。
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The Oscar is a mere 8-pound, 13 and 1/2-inch statue, coated in layers of copper, silver and 24-karat gold. 1)But it reduces, in that split second when the envelope opens and the world holds its collective breath, even the most respectful celebrity to be a
The Oscar is a mere 8-pound, 13 and 1/2-inch statue, coated in layers of copper, silver and 24-karat gold. 1)But it reduces, in that split second when the envelope opens and the world holds its collective breath, even the most respectful celebrity to be a
