Grammar Study PAST CONTINUOUS
The Past continuous describes an action or event in a time before now, which began in the past and was still going on at the time of speaking.
Form: Affirmative: I was reading. you were reading. he was reading. she was reading.
Negative: I wasn´t reading. you weren´t reading. he wasn´t reading. she wasn´t reading.it wasn´t eating.
Interrogative: Was I reading? Were you reading? Was he reading? Was she reading? Was it eating?
Use : The Past Continuous is used to: - Talk about an action that had already started and was still continuing at a particular time. Example: At 8.00 O´clock I was sleeping.
It is also used to: -describe an unfinished action that was interrupted by another event or action. Example: I was watching TV when she phoned.
It is also used to: -describe two actions that were both continuing at the same time in the past. In this case we use past continuous for both actions. Example: While I was reading. Mary was sleeping.
-When you talk about things in the past, when is most often followed by the simple past, whereas while is usually followed by past continuous. -While expresses the idea of “ during that time”. The following examples have similar meanings, but they emphasize different parts of the sentence.: I was writing an e-mail when my computer went off. While I was writing an e-mail, my computer went off.