题目内容
—Do you know about the accident which happened in the center of the city?
—Yes. But it was some time we realized the truth.
| A．before | B．when | C．since | D．until |
A
解析试题分析：考查连词辨析。句意：——你知道发生在市中心的那起事故吗？——知道。但过了一段时间之后我才知道真相。答案选A。 句型：It was some time before……表示“过了一段时间之后才……”。
考点：考查连词辨析
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