________, we were so poor that we couldn’t afford to buy a color TV set, so every evening, we had to go to bed very early．A.At timesB.At the sameC.At a timeD.At one time
网友回答
D解析考查在一定的语境中正确地使用短语。at times“有时候”；at the same time“同时”；at a times“一次”；at one time“曾经”。从上下文的含义知道：我们曾经穷得买不起……所以