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问题 单项选择题

DSCMF/HF值班接收机必须自动扫描接收（）.

A.2187.5KHz/156.525KHz

B.8414.5KHz/156.525MHz

C.2187.5/8414.5KHz

D.2187.5/8414.5/156.525MHz

答案

参考答案：C

单项选择题

男，37岁，右膝关节曾有外伤史，现感右膝关节部疼痛，结合所提供的图像，最可能的诊断（）。

A．未见异常

B．前交叉韧带撕裂

C．胫骨骨折

D．半月板损伤

E．后交叉韧带撕裂
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单项选择题

Premier Corp. ’ s year-end last in, first out (LIFO) reserve was $ 2500000 in 2000 and $ 2300000 in 2001. Premier’ s $ 200000 decline in the LIFO reserve could be explained by each of the following EXCEPT:（）

A. declining inventory prices. 

B. a LIFO liquidation occurred. 

C. the LIFO reserve was being amortized.
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