单选题 I'm sorry I can't see you immediately; but if you'd like to take a seat, I'll be with you
A. for a moment B. in a moment C. for the moment D. at the moment

【正确答案】 B

【答案解析】[解析] 本题测试：介词短语辨异。B项in a moment“很快”；其他几项的意思为：A项for a moment“一会儿”；C项for the moment“暂时”；D项at the moment“此时，此刻”。