单选题 DEL PROPERTY MANAGEMENT, INC. is pleased and (147) once again to have received the Consumers' Choice Award for excellence in Residential Property Management and also congratulates the deserving (148) in all the other categories. This award is also a tribute to our loyal and valued clients, owners, and staff, (149) have been a constant source of encouragement in our unwavering pursuit of excellence throughout our more than 50 years in business.
DEL PROPERTY MANAGEMENT, INC.
Specializing in Professional Condominium Property Management Services

【正确答案】 B
【答案解析】答案是(B)proud。be proud to do意为“为做…而感到自豪”。
【正确答案】 C
【答案解析】横线处所填单词充当congratulates的宾语，句意应为“向其他获奖者表示祝贺”，故选(C)recipients。
【正确答案】 B
【答案解析】横线处所填单词引导定语从句，先行词是一系列人物，因此应填入关系代词(B)who。