Read the followingpassage and mark the letter A, B, C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks.

English is a very useful language. If we (21)_______ English, we can go to any countries we like. We will not find it hard to make people understand (22)_______ we want to say. English also helps us to learn all kinds (23)_______ subjects . Hundreds of books are written in English every day in (24)_______ countries. English has also helped to spread ideas and knowledge all corners of the world. Therefore, (25)_______ English language has helped to spread better understanding and friendship among countries.

If we (21)_______ English, we can go to any countries we like.