必須知識
青い車両の運転手として、4つの潜在的な危険の中でどれに最も注意を払うべきだと思いますか？As a driver of a blue vehicle, which of the four potential dangers do you think requires the most attention?
道路脇で車を待っている歩行者APedestrian A waiting for a ride by the roadside
道路脇の子供BChild B on the roadside
道路脇に停車中の車両CParked car C on the roadside
道路脇に停車中の車両DParked car D on the roadside.