Grandpa is getting old and he has trouble ______ what others say to him.
I don’t like the way ________ Mr. Wang treats his children.
______ is very important for us students to learn English well.
I’ll never forget the days ______ I spent on the farm.
The artist ____ the judge gave a prize is the teacher _____ I have been taught painting for over three years.
Can you lend me the book _____ the other day?