Four policemen rode past on their motorbikes，then came the television broadcasting car，and the marathon runners.
A. finally
B. in the end
C. at last
D. last
网友回答
(答案→)A. finally
B. in the end
C. at last
D. last
解析：解析：finally在列举事物或论点时，引出最后的一项内容，符合题意。in the end“终于”，用于预测未来；at last“最后，终于”，侧重于时间；last指顺序是最后的。