必修二　UNITS 3～5 1．as，though，although引導讓步狀語從句 Although/Though I’m young，I already know what career I want to follow.→Young as/though I am， 句型公式妙筆生花 I already know what career I want to follow.我雖然年輕，但我已經明白我應該追求什么樣的事業。 Although he tried，he couldn’t solve the problem.→Try as he might，he couldn’t solve the problem. 盡管他努力了，但是他沒有解決問題。 2．...before“沒來得及……就……” To my great disappointment，my favorite singer left the concert before I could have a word with her.讓我非常失望的是，我還沒來得及和我最喜歡的歌手打招呼，她就已經離開了。 3．...before...“過了多久才……”或“動作進行到什么程度才……” The workers worked day and night about three days before everything returned to normal. 工人們連續工作3天才使一切恢復正常。 4．It was＋時間段＋before...“過了多久才……”/It was not long before...“不久就……” It was not long before he sensed the danger of the position.不久他就意識到他處境的危險。 5．It will(not)be＋時間段＋before...“要過多久(不久)……才……”(before從句謂語動詞要用一般時態) It will be half a year before you graduate from the school.再過半年你才能畢業。