Краткое пояснение: Определяем, какое время необходимо использовать (Past Simple или Past Continuous) и ставим глагол в нужную форму.
- We went (go) to the cinema last week.
- How many books did you buy (buy)?
- Judy didn't visit (not / visit) the museum with us.
- How much money did you spend (spend) on your camera?
- I was having (have) a picnic when I saw my sister.
Ответ: went, did buy, didn't visit, did spend, was having