I first met your sister ten years ago, when she ____at a supermarket as a salesgirl.
The retired man donated most of his savings to the school damaged by the earthquake in Yushu ,________the students to return to their classrooms.
With Father’s Day around the corner ,I have taken some money out of the bank ______ presents for my dad.
Mrs.White showed her students some old maps ______ from the library.
The lawyer listened with full attention, to miss any point.
A great number of students said they were forced to practise the piano.