... Usage:1. Express an action finishes in the past. (time confirms exactly)2.A habit in the past 3. Adverbs of time: yesterday, last week, ago, ect.Ex: He didn’t work very hard yesterday.-When ... verb tenses. 1. He (work) all day yesterday.2. When I (arrive) at his house, he still (sleep). 3. As we (cross) the street, the policeman (shout) at us.4. The light (go) out while we (have)...