单选题
He soon received promotion, for his superiors realized that he was a man of considerable ______.
【正确答案】
A
【答案解析】[解析] 本题测试词汇。ability意为“能力”；future意为“未来”；possibility意为“可能性”；opportunity意为“机遇”。for引导的原因状语从句he was a man of considerable ability(很有能力)导致he...promotion(晋升)的结果。故选A。