— This is Tom speaking.— Oh, it’s great. But I ______ your voice just now.A.didn’t know B.didn’t recognizeC.didn’t hearD.don’t know
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B解析试题分析：考查时态，由后面的时间状语just now，可以知道时态是一般过去式，recognize表示识别，know表示了解，句子意思“但是刚才我没有识别出他的嗓音”考点：考查时态
点评：考查时态要抓住时间，这题有明显的时间状语：just now所以很简单，再就是结合上下文即学即练：The inner connection for the entire area _____when there was a sudden power cut yesterday.A. lost B. was lost C. had lost D. had been lost选B