Wh-questions

Who

What

When

Where

Which

Whose

Why

How

Who

Information about a person

Example

Who is your father?

Who is that person with the hat?

Who do you like best tom or jerry?

What

Information about thing or something

Example

What is in your bag?

What did you do yesterday?

What are they doing?

When

Information about the time something happens

Example

When is your brother  birthday?

When is your going to finish your work?

When are we going home?

Where

Information about a place

Example

Where are you?

Where the front door key?