as long as和so long as的用法

　　as long as和so long as的用法在很多情况下都不加区别地说它们可以互换.而他们的用法有什么差别么?其实,as long as和so long as作连接词时,有如下几点要引起注意，以下就由查字典英语小编为大家呈现——as long as和so long as的用法!

　　1.首先，as...as 是比较级，所以as long as 的意思是“像……一样长，否定结构是not so long as. 注意：long 既可以指“长度，也可以指“时间。例如：

　　This line is four times as long as that one.

　　这条线是那条线的四倍长。

　　2 . 表示条件，意思是“只要。例如：

　　As long as you tell truth , Ill try to help you .

　　只要你说实话，我会尽力帮助你。

　　You may take this book away so long as you return it on time .

　　只要你准时把书还回来，你可以拿走它。

　　3 . 表示原因，意思是“既然，由于，因为。.例如：

　　So long as the weather is changeable these days , we‘d better get in wheat in time .

　　因为近日天气可能变化，我们最好赶快收割麦子。

　　So long as you are going to town tomorrow , you can do something for me .

　　既然你明天到城里去，你可以为我做点事。

　　4、用法注意事项

　　在多数情况下，as long as / so long as 意思相同，两者可以互换使用。但下列情况下，通常只用as long as.

　　(1) 在表示时间“长达…之久时,往往用as long as。例如:

　　They all continued their regard for me as long as they lived.

　　他们毕生都在关心着我.

　　For almost as long as Juanita could remember, climbing the hill seemed as easy as breathing, and as natural.

　　在胡安妮塔的记忆中,爬山就如同呼吸一样简单而自然。

　　(2) 在表示“既然,因为 的含义时,多用as long as。例如:

　　As long as we‘ve driven this far, we might as well go on.

　　我们既然已经驶得这么远了,就不妨继续前进.

　　As long as you are here, go on.

　　你既然已经来到这里了,就干吧.

　　These stories reinforced the idea that all individuals, no matter how poor, were capable of becoming wealthy so / as long as they were hardworking.

　　这些故事强化了一种思想,那就是,所有人,不管有多穷,只要勤劳,都能变富有。

　　--It‘s said it‘s going to turn colder and freeze later on.

　　听说过些时候天气要变冷,有冰冻.

　　--As long as it doesn‘t spoil the weekend.

　　只要不在周末就没事。

　　as long as和so long as的用法由查字典英语网小编整理，仅供参考。