You can’t believe how terrible the fire is _______ you see it with your own eyes.
We will give you a good price ________ you are thinking of buying it.
I become ________ in American history.
She often sends ________ to me on her mobile phone.
I have been living in London for more than ten years, so I have ________ good knowledge of this city.
He used to go to work by car. The underline word “used” is pronounced________.