Apply to events that occurred and ended in the past did not continue to arrive, while saying the following words, and often come with up to date in a sentence such as Yesterday, year, etc.
Using the incident and ended in the past. Nor constantly coming up while talking and have always joined by the following words in sentences such as Yesterday, year onwards.
Use the events and over in the past have not continued through the words, and present usually the following words in sentences, such as always Yesterday year, etc..