在第二次世界大战期间，德国纳粹和日本军国主义者强行用战俘、妇女、儿童和犹太人做医学试验。这一行为正确的伦理判断是（）。
A.该研究是为了增进医学对人体的了解
B.该研究是当时战争时期的特殊需要
C.参加试验的医学工作者也是迫于无奈，不得已而为之
D.该行为违背了医学科研的根本目的
E.该行为虽然偏离了医学科研的正确方向，但也为医学研究积累了一定的经验
参考答案：D
| 完形填空。 A boy who was cleaning shoes in the street said to a young man 1 , "Let me clean 2 shoes." The young man said, "No, thank you." "You may 3 me only a pound, sir." said the boy. But the young man refused 4 . Then the boy told him that he would clean his shoes for 5 . The young man agreed to this, and soon one of his shoes was shining brightly. The man put 6 shoe on the boy, but the boy refused to clean it 7 he was paid two pounds for his work. The young man refused to pay anything and went 8 . But the dirty one looked so 9 that he couldn't walk away. He had to 10 back and gave the boy two pounds. In a very short time his shoes shone brightly. | |||
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