—How long does it take you to get to the hospital?—                    .

—Jim, which _________do you like best?—I like geography best. 

Mr White, the principal, has made a great _________ to the growth of the school.

—Excuse me, where did you get the book?—I borrowed it from the  ________. 

A/An_________ can use his drawings to tell about beautiful mountains, the blue sea and many other things.