8. Indirect questions

Do you know when the next bus is?

Do you know when is the next bus?

Could you tell me where were you born?

Could you tell me where you were born

Could you tell me where you were born?

Do you know if can John play the guitar

Do you know if John play the guitar

Do you know can John play the guitar?

Do you know if John can play the guitar?

I wonder whether your sister play tennis

I wonder whether your sister plays tennis

I wonder whether does your sister play tennis

I wonder whether your sister plays tennis?