The old man didn’t have a rest ______ his son came back..A. after B. until C. when
— Two Xiaogan Evening Papers, please!— Sorry, sir. Only one left. Would you like to have ______?
— How much did the company donate to build the school library?— About three ______ yuan.
My aunt often drops by my house ______ Sunday afternoons because I am free then.
They paid ______ money for the machine than I had expected.
— David, is this your sister’s bike?— No, it’s not ______. It’s my brother’s.