第31题: [单项选择]I was so familiar with her that I recognized her voice ______ I picked up the phone. A. the moment B. after C. before D. while 参考答案:A 答案解析:名词短语the moment用作连词,相当于as soon as,引导时间状语从句。意为“一……就”。类似的短语或词还有the minute,the instance,directly,immedia