精选优质文档-倾情为你奉上when 引导的从句用法一、引导时间状语从句 1. 表示当的时候,相当于at the moment when。例如: When we got to the cinema, the film had been on for half an hour. 当我们到达电影院时,电影已放映半小时了。 She was writing a letter when I came in. 当我进来时,她在写信。 2. 表示一就,相当于as soon as。例如: The students got up when the bell rang. 铃声一响,学生们就起床了。 Ill ring you up when I arrive in Beijing. 我一到北京就给你打电话。 3. 表示就在这时;当时,相当于just at the moment或just then .例如: We were about to start out when it began to rain heavily. 我们正要启