The mother didn’t know _____to blame for the broken glass as it happened while she was out.
Many tall buildings _______ in Shengsi in the past few years.
It was in the primary school ______ he studied ______ he knew how to be an honest person.
He insisted that the book _______ to the school library at once.
We were running out of gas. I went off ____ a service station where I could buy some gas.
Jane, I have been told that you to America.Have you got everything right?