jazz... We use both while and when to refer to the past time. Let's check out the basic rules for using these words. We use when in a past time clause with the simple past tense, like this: When the hurricane hit, I was on vacation. Jack was in the middle of a meeting when his... When you want to say the time, there are a number of different expressions you can use. Let's look at these today. First of all, we use the expression tell the time or tell time: Children learn how to tell time when they are in kindergarten. My friend Jack can tell the time in five...