1. When the Queen (arrive) at the stadium, the concert had already started.
2. By the time Prince Harry (land) in Australia, his grandmother (call) him ten times.
3. The Duchess of Cambridge (put) on make-up before she (leave) the hospital.
4. Prince Charles (go) for a walk with his mum's dogs after he (eat) dinner.
5. By the time Harry and Meghan (get) married, William and Kate (have) three children.