Now, everyone, please turn to Page_______ and look at the_______ picture.
His English ________ a lot since he took the course.
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.