My laptop computer, which no one can ____________, has been out of order for a week.

—Where are the papers for the Smith project?—They are in the folder ________ “S”．

— O’Neal works hard.— So he does. He is often seen _____ heavily before his teammates have even arrived at practice.   

Mrs Smith warned her daughter _________after drinking.

______her ambition of becoming a professional singer, she has been training very hard since an early age.