Срочно нужно! Помогите!

The Past Simple or the Past Perfect? Use the right form for the verge in brackets. Past Simple или Past Perfect? Поставьте глаголы в скобках в соответствующем времени.
1. After Maria....(visit) her parents, she....(take) the train back to her house.
2. When I....(come) to the airport to pick up my friends, their plane....(already/land)
3. Anne....(decide) to cook dinner for the friends. She....(go) to the market and....(buy) a lot of delicious things. She....(make) a wonderful dinner.
4. My cousin....(only/be) abroad once before she....(move) to Australia last year.
5. My sister....(get married) early, she....(go) to University, and then they....(have) a nice baby.
6. Oliver....(be) very angry with Jeremy because he....(tell) him to turn off the light thousands of times.
7. After Anne....(save) enough money, she....(be able) to renovate her practice.