as soon as

as soon as  一……就……

【例句】

◆ He started as soon as he received your letter．他一收到你的信就出发了。

注意    as soon as引导的时间状语从句中，用一般时态代替将来时态。如：I’ll tell him about the news as soon as he comes back.他一回来，我就把这消息告诉他。