1、when引导的从句作“当…时”或“每逢…”解,从句中的动作既可以和主句中的动作同时发生,也可以在主句的动作之前或之后发生; 例句:It was raining when we arrived. 我们到的时候正在下雨。 2、while引导的从句作“当…时”或“在…期间”解,它强调...
A potential source of heterogeneity in the effect’s magnitude is the consumption span: it is likely that the experience’s length might dilute the surprise effect. Consistently with the model of Eq. (2), we expect that the surprise effect captured by reviews diminishes with the length of sta...
-含过去进行时的'While' 从句 使用while+过去进行时,描述被另一动作中断的一个持续动作(While it was raining)。中断的动作使用一般过去时(the electricity went out)。 Whileitwas raining, the electricitywent out. 下雨的时候停电了。 Whilewewere sleeping, the electricitycame back on. 我们睡觉的时候,又有...