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1．Ever_since middle school, my sister Wang Wei and I have dreamed about taking a great bike trip. 从高中起，我姐姐王薇和我就一直梦想作一次伟大的自行车旅行。 句型提炼： ever since… (1)ever since “从那以后”，引导时间状语或时间状语从句，主句常与现在完成时或现在完成进行时连用。 (2)It is/was/has been＋时间段＋since… 自从……已经多久了 (3)It will be/was＋时间段＋before… 再有多长时间才…… 【句型剖析】 I have been teaching English in a middle school ever since I graduated from college. 大学毕业后，我一直在一所中学教英语。 It was some time before the door opened in response to his ring. 他按完门铃后过了一会儿门才打开。 【举一反三】 常与现在完成时连用的时间状语还有so far, up till now, by now, recently, lately, since last month, in/for the past＋一段时间。 Great changes have taken place in our country in the past 10 years. 在过去的十年里我们的国家发生了巨大的变化。 【即时巩固】 语法填空 ①I ____________ (live) a healthy life since I gave up smoking. ②It has been 5 years ____________he persuaded me to study abroad. ③It won't be long ____________ the government determines which company will build the railroad. 【答案】①have been living/have lived ②since ③before 2．Although she didn't know the best way of getting to places, she insisted that she organize the trip properly. 尽管她对去某些地方的最佳路线并不清楚，她却坚持要自己把这次旅行安排得尽善尽美。 | 
