The boy is always found______in reading books.
Too much drinking and smoking ______ his death.
______ asked to help me with my lessons, he always refused, saying he was too busy.
People are busy buying all kinds of things when Christmas Day is ______.
It was at the very beginning _____ Mr. Fox made the decision _____ we should send more fire-fighters there.
You can’t imagine ______ when I received your letter.