Today’s English
You often use Wh questions to ask for travel information
What, where, when, which, why.
Use what for asking about things – What’s the best way to get to the museum?
What + time can be used to ask about times – What time does the train arrive?
Use when for times – When does the next bus leave?
Use why to ask for explanations – Why is the train late?
Use where to ask about things and places – Where can I buy a ticket? Where is the bus station?
Use which + noun for asking about places – Which platform does the train leave from?

