题目

Courses are currently being organisedfor all the students on campus. (run / produce)Courses are currently being forall the students on campus. 答案：【1】run下图①～④表示麻醉剂阻断神经冲动传导的可能位置。如果病人有感觉，但手不能动，那么阻断的位置是    （     ） A.①        B．②    C．③      D．④