In the first week your host parents will provide you with a lot of practical information. They will explain to you how to take care of their children; they will show you around in their house, they will take you to the local supermarket, etc. Please don’t be afraid to ask questions if you don’t understand something or if something is not clear. If anything, use this time to ask as much as you want, because they will probably have allocated some time during the first week to familiarise you with their lives. In a couple of weeks they expect you to know it all so use this time to your advantage. Do point out to your family when you feel you can no longer absorb any more information during a particular day. They might not recognize that you’re tired or that you’ve had your fill of new information for the day.