I worked a lot
I am writing a book
Past Simple
Simple Past and past Continuous with When and While
Simple Past and past Continuous with When and While
Past Continuous
He was running when he fell.
refers to a continuing action or state that was happening at some point in the past. ... It can also be used to describe something that was happening continuously in the past when another action interrupted it.
is a verb tense that is used to talk about things that happened or existed before now.
Past Continuous
Past Simple
to describe situacions in the past when an continuous action was interrumped.