Liu Xiang’s talent for running and his ability to learn from his experiences________greatly to his many successes in sports.
The dying old man opened his mouth as if ____ something.
— Are you a teacher? — No, but I ____. I worked in a middle school for three years.
I wonder why you won’t do it as ____. It’s the third time you have done so.
— How are you getting on with your work? — Oh, I’m sorry. Things aren’t going so well as ____.
— Why do you want the book so much? — ____, sir.