2019屆高考英語必修1 Unit 1頂尖復習學案
②(牛津p163)it was some time before i realized the truth.
過了很長一段時間我才悟出真相。
(3)在“it＋be＋否定形式＋long＋before從句”中，意為“……不久就……”。
③(XX年高考陜西卷)john thinks it won’t be long before he is ready for his new job.
約翰認為他不久就會為新工作做好準備了。
(4)在特定的情景中，意為“趁著……”。
④i must write it down before i forget it.
趁著還沒忘，我把它記下來。
[即境活用]
13.完成句子
(1)大火持續了大約四個小時，消防人員才得以控制住。
the fire lasted about four hours ________ ________ ________ ________ ________ ________.
答案：before the firefighters could control it
(2)不久他就告訴了我這件事情。
________ ________ ________ ________ ________ he told me about it.
答案：it was not long before