'To be' forms in past simple - was/were

You need to choose the correct forms to complete these sentences.

Exercises:
As you can see, they
at the club yesterday.
you, by any chance, present at the incredible concert yesterday?
You know, two days ago at this time I
packing my bags.
John said that you
thinking about buying a new house.
One week ago, I
in Prague for a business trip.
This gorgeous house
chosen by my mother.
they walking together in the park?
It's terrible, but children
separated from their parents.
When we arrived, the water
cold.
James
woken up by dogs barking in the street.