DrBethunebegantooperate________thew

发布时间:2020-07-09 21:21:36

Dr Bethune began to operate________the wounded soldier.













A.to












B.at











C.on











D.for

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C解析分析:operate on sb(对……开刀)(延伸)operate作“操作”解时用做及物动词,不跟介词,如:Can you operate the puter.?(你会操作电脑吗?)
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