_____ with so much trouble,we failed to complete the task on time.
I don't know what to_________at the university. I can't make any forecasts about my future.
How long ___ to finish the work ?
Many students were watching the story of the heroes from Changjiang University on TV, ________ moved to tears.
The lady said she would buy a gift for her daughter with the ________.
He is the only one of the students who ________ a winner of schoolarship for three years.