I suddenly remembered that I (a)   the windows after I left the house. (not close) Past perfect.

(a)   about the accident? It was horrible! (you hear) - Past simple.

Tim's suitcase was very heavy because he (a)   a lot of stuff for the trip. (pack) - Past perfect

Jessica was really upset because she (a)   for 50 minutes for her order to arrive at the table. (wait) - Past perfect continuous

The pilot who (a)   to flight the plane refused to do it. (be suppose) - Past simple

When my mum arrived to my flat, I (a)   a report. I had to finish later. (Finish) - Past continuous

I saw him this morning. I'm sure he (a)   . He was actually reading a book. (not work) - Past continuous

When I was a kid, I wasn't good at P.E. because I (a)   be fat. (use to) - Past simple

Somehow, some of the animals at the zoo (a)   to open the cage and escape. (manage) - Past simple

My flight arrived late because it (a)   on time.( not take off) - Past perfect

What were you doing last night when the lights (a)   ? (go out) - Past simple