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He was told that it would be at least 3 more months    he could recover and return to work.
A.untilB.as soon asC.sinceD.before
答案:D
试题分析: 考查固定句型结构。 it was some time before…是一个很有用的句型,其字面意思是“在……之前过了一段时间”,通常可转译为“要过一段时间才会……”,如:It will be five years before we meet again. 五年以后再见,故选D项。
考点 : 考查固定句型结构