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问题 单项选择题

男，30岁，右膝关节酸胀，疼痛不适5个月，X线检查如图所示，最可能的诊断是（）

A.骨巨细胞瘤

B.骨囊肿

C.骨血管瘤

D.动脉瘤样骨囊肿

E.嗜酸性肉芽肿

答案

参考答案：A

单项选择题

下列哪项不是筛窦癌的临床表现（）。

A.面部麻木

B.鼻塞

C.复视

D.颅眶疼痛

E.眼球移位
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单项选择题

An analyst does research about forward products. Which of the following statements is the most effective way to terminate a forward contract prior to expiration（）

A. One party of the forward contract closes the position with a local exchange.

B. One party of the forward contract closes the position with the same counterparty.

C. One party of the forward contract closes the position with the other counterparty with AAA credit rating.
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