状语从句九个特殊句型
三个IT句型
1.It is/has been +【段时间】+since【一般过去时句子】
句意：自从……已经有……（久了），或：已经有……（久）没有……了
例句：It has been five years since she moved to this city.
It is two weeks since I last saw him.
2.It wasn’t until +【时间点词组/句子】+that【一般过去时句子】
句意：直到……才……
例句：It wasn’t until midnight that they finished the project.
It wasn’t until she turned 18 that she got her driver’s license.
3.It will be +【段时间】+before【一般现在时句子】
句意：还要过……（久）……才会。（否定句：用不了……久……就会）
例句：It will be two weeks before we get the test results.
It won’t be long before she completes her degree.
三个倒装
4.So/Such… +【形/副词/名词词组】+部分倒装句+ that +【句子】
句意：……如此……以至于……
例句：So fast did he run that no one could catch him.
Such a talented musician was she that everyone admired her.
5.No sooner +had XXX done…+ than +【一般过去时句子】
句意：不等……就……/刚刚……就……
例句：No sooner had she stepped outside than it started raining.
Hardly had the train left the station when it began to snow.
6.Not until +【时间点词组/句子】+部分倒装句
句意：直到……才……
例句：Not until midnight did they finish the project.
Not until she turned 18 did she get her driver’s license.
三个其他
7.Wherethere is…, there is…
句意：哪里有……哪里就有……
例句：Where there’s smoke, there’s fire.
Where he goes, there she follows.
8.When+分词词组/介词词组，【句子】
句意：可视为状语从句的“简化式”——即省略了从句中的主语和系动词
例句：While walking through the park, I saw a beautiful bird.
When in Rome, do as the Romans do.
9.形/副词/介词词组+as +句子，主句
句意：虽然……，……
例句：Hard as he tried, he couldn’t solve the problem.
Strange as it may seem, she was right all along.
