Ребята нужна помощь с английским языком! Помогите составить предложения (слова на картинке 1),чтобы были на подобии предложения с картинки 2. Заранее СПАСИБО!!!)))

1) While he was reading the e-mails he saw a ghost behind the computer
2) Crocodile cached him while he was swimming in the pool
3) While he was walking across the street he saw panda
4) Santa came in while he was sweeping the door
5) While he was watering the flowers one flower changed its colour