47. Before leaving on a motorcycle, the rider should check the surrounding traffic and the road condition first, and yield to the pedestrians and vehicles on
the road before accelerating.
(A)O
(B)X
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統計: A(1), B(0), C(0), D(0), E(0) #2208994
統計: A(1), B(0), C(0), D(0), E(0) #2208994