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问题单项选择题

以下提供若干个案例，每个案例下设若干道考题。请根据案例所提供的信息，在每一道考题下面的A、B、C、D、E五个备选答案中选择一个最佳答案。

某患者，女，63岁，全口牙列缺失，要求修复。

若患者对基托材料过敏，应首先推荐哪种修复方法

A．种植全口义齿

B．活动全口义齿

C．种植体支持的覆盖义齿

D．金属基托的全口义齿

E．暂不修复

答案

参考答案：A

单项选择题

A dance club purchased new sound equipment for $ 25352. It will work for 5 years and has no salvage value. Their tax rate is 41 percent, and their annual revenues are constant at $14384. For financial reporting, the straight-line depreciation method is used, but for tax purposes depreciation is accelerated to 35 percent in years 1 and 2 and 30 percent in Year 3. For purposes of this exercise ignore all expenses other than depreciation. Assume that the tax rate changes for years 4 and 5 from 41 percent to 31 percent. What will be the deferred tax liability as of the end of year three()

A. $3144.

B. $2948.

C. $1443.

单项选择题

液压传动的优点是能实现（）且调速范围较大。

A.有级调速

B.无级调速

C.分级调速

D.变级调速