past continuous

Which sentences describes something that was happing over a period of time:
Ahmed left Paul's house.
Paul's family were having a barbecue.
Ahmed arrived at Paul's house

Which sentences describe a finished action
Ahmed left Paul's house
Paul's family were having a barbecue
Ahmed arrived at Paul's house

We use the past continuous to describe actions that happened over a period of time in the past
We make the past continuous with the past of the verb to be and a main verb enging ing

Read and complete using verbs in the past continuous ang past simple
I was_______(fish) with my cousin when he _______(fall) in the water.
I was ______(walk) in the wadi with my brother when a rock_____(fall) on his leg