单选题 Few people nowadays are able to ________ friendship into their senior years.
【正确答案】 B
【答案解析】[解析] 本题考查动词词义辨析。postpone意为“延迟，延期”；maintain意为“维持，保持”；withdraw意为“撤退，提取(钱)”；insist意为“坚持”。根据句意，应该是维持友谊关系(maintain friendship)，故选B。