The main purpose of anesthetics is to______. A.help people stop thinking during an operation B.produce a loss of feeling in all or part of the body C.undergo surgery or other painful medical procedures D.remain still during the operation
A.A.help B.produce C.undergo D.remain
【参考答案】
C 解析：文章表明，对于即将接受手术和经受其他痛苦的医疗程序的病人要用麻醉剂。第一段第二句Anesthetics......