2014年12月英语六级语法精讲:条件状语从句

2014-11-10 17:34:14 字体放大:  

下面是小编提供的2014年12月英语六级语法精讲:条件状语从句,它从条件状语从句的引导词到用法进行了全面讲解,希望大家认真阅读!

条件状语从句:

(1)连接词:if, once, as long as, on condition that

① 如果引导的条件可以实现,主将从现;

② 如果引导的条件和事实相反,则用虚拟语气;

eg:If winter comes can spring be far behind.

As long as it doesn't rain, we can play.

You can go out on condition that you wear an overcoat.

Modern cars are far tougher to steal, as their engine management computer won't allow them to start unless they receive a unique ID code beamed out by the ignition (点火) key.

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