单选题 Teachers and nurses who deal with children are obliged to report cases of suspected child abuse to authorities.
A. reminded B. expected C. compelled D. requested

【正确答案】 D
【答案解析】[解析] 题干中的be obliged意为“有义务做某事”。A项“使想起”；B项“预料”；C项“被迫”；D项“有义务”。只有D项与题干中划线单词意义相近。