{{Grammar Box}} In English, if we are reflecting on a past time, we often say, "''when'' I was a child" or "''when'' I was in school." In Chinese, this can also be expressed by using 的时候 (de shíhou). == Structure == To talk about events that happened ''at'' or ''during'' a particular time, 的时候 (de shíhou) is often used. This is simply attached to the word or phrase indicating the time: