单选题   Rheumatologist advises that those with ongoing aches and pains first seek medical help to ______ the problem.
 
【正确答案】 B
【答案解析】 affiliate接纳，参加；alleviate减轻，缓和；aggravate加重，使恶化；accelerate使……加快，增速。根据句意，已有疼痛症状的患者首先应该寻求医疗手段来缓解症状，故选B。