Past Simple VS Past Continuous

We were walking through the rainforest one day when we (HEAR) a noise

While we (WAIT), a big tiger suddenly jumped out from some bushes

The tiger then (RUN) back into the rainforest

I was watching TV when I (SEE) the news about the rescue

While we (WALK) in the forest, a monkey jumped down in front of us

I (GO) to Canada with my family last year

Were you (STUDY) yesterday?

Did you (TAKE) this photo, Vicky?

Where (STAND) when you took that photo?

No, I (NOT CALL) you yesterday