[题目译文]

　　乔治•华盛顿的牙科手术用来

　　[A] 说明过去的落后医术

　　[B] 说明在他的时候奴隶制的残酷

　　[C] 强调奴隶在美国历史中所扮演的角色

　　[D] 揭示他不为人知的一面

　　40. Washington’s decision to free slaves originated from his

　　[A] moral considerations.

　　[B] military experience.

　　[C] financial conditions.

　　[D] political stand.

　　[答案] B

　　[解题思路]

　　本题对应于文章最后一段第二句话指出“Washington, who had begun to believe that all men were created equal after observing the bravery of the black soldiers during the Revolutionary War, overcame the strong opposition of his relatives to grant his slaves their freedom in his will”(华盛顿在目睹了黑人们在革命战争中的勇敢之后，开始相信所有人生来都是平等的，于是他不顾亲戚的反对，坚持给予他的所有奴隶自由)，很显然正确答案是B。

　　[题目译文]

　　华盛顿解放其奴隶的决定源自他的

　　[A] 道德考虑

　　[B] 军事经历

　　[C] 财政状况

　　[D] 政治立场