题目内容
（请给出正确答案）
提问人：网友z*****n
发布时间：2022年4月5日 21:49
[单项选择题]
Thousands of years ago man used handy rocks for his surgical operations. Later he used sharp bone or...After the use of the laser beam, surgeons can perform operations which ______.
[A] make the patients recover for a long time
B. can treat only human eye disease
C. leave the patients with negative effects
D. do little damage to the patients themselves
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（由十点题库聘请的专业题库老师提供的解答）
