单选题 Although they ______ requested pay increases, the company"s employees did not get one for more than two years.

【正确答案】 A

【答案解析】[解析] 词汇：副词
1．这是一道词汇题，选项均为副词。
2．本题须填入一个副词，修饰后面的动词requested。从语意上看，repeatedly request意为“反复要求”，因此A为正确答案。