Tag: after
The Past Perfect tense
In the Past perfect tense, the auxiliary verb had is used with the past participle form of the verb to indicate that the action was completed before a past action or time.
The Past Indefinite Tense ( The Past Simple)
Some adverbs and time expressions that can be used to indicate the past time frame with the Past Simple (Simple Past) tense: yesterday, last night, last week, last month, last year, in 2005, two days ago, a week ago, an hour ago, previously, before, then. These adverbs and time expressions are often used with the Past Simple tense to indicate that the action or event took place in the past and is now completed.