单项选择题

Which of the following would be appropriate to describe the instruments for surgical operations up until 1960s

A．Traditional.
B．Simple.
C．Remarkable.
D．Basic.
<上一题 目录 下一题>
热门 试题

单项选择题
After the use of the laser beam, surgeons can perform operations which ______.
A．leave the patients with negative effects
B．can. treat only human eye disease
C．do little damage to the patients themselves
D．make the patients need a long time to recover
单项选择题
The rapid development of laser techniques has meant that ______.
A．surgery is likely to improve considerably
B．in another ten years we shall be able to cure cancer
C．in future all the diseases can certainly be cured
D．operations will be performed more complicatedly in the future
相关试题