用html做一个选择题考试系统答:function dan1_answer(){dan_answer("dA1","dB1","dC1","dD1","dan1","d1_tetion","A")} function dan2_answer(){dan_answer("dA2","dB2","dC2","dD2","dan2","d2_tetion","B")} function dan3_answer(){dan_answer("dA3","dB3","dC3","dD3","dan3","d3_tetion","B"...