From the cheers and shouts of______, I gathered that he was winning the race.
【正确答案】 C
【答案解析】解析:encouragement,鼓励,支持,如:shouts of encouragement(鼓励的欢呼声)。stimulus,“刺激,激励”,用在表示胜利时不合适。urgency(紧急)和promotion(升职,促销)都与本句意义不符。