插: stick into; insert...
驾车: to drive a vehicle...
负责人: person in charge...
大街小巷: great streets and small alleys (idiom); everywhere in the city...
难以置信: hard to believe, incredible...
雇员: employee...
顺序: sequence, order...
高中: to pass brilliantly (used in congratulatory fashion)...
孔: hole, classifier for cave dwellings...
出难题: to raise a tough question...