In _________to being used in industry,laser can be applied to operations in the hospital.
问题描述：
In _________to being used in industry,laser can be applied to operations in the hospital.
A.devotion B.addition C.application D.reception
答
答案B 这题考查固定短语的用法：in addition to“除了,此外”.根据句意：除了在工业中使用,激光还可以用在医院的手术中.选B.查看原帖>>