Provided/Providing (that) ….

结构︰

Provided／provided（that）＋子句，S＋V …

说明︰

此句型意为“如果…”。Provided/Providing (that) 引导假设条件句，其功能相当于 if。

Provided/Providing (that) you clear your desk by this evening, you can have tomorrow off.
如果你到今晚把手头上的工作做完，你明天就可以休息。