【正文】 , on arriving there, they will find it difficult to understand what the instructors are saying, Besides, due to lack of knowledge of the customs and ways of life of the local people, they may run into trouble in dealing with various situations. Therefore, misunderstandings often arise. Furthermore, the cost of living is much higher than that in our country, so most students have to find parttime jobs in order to help support themselves. Faced with these difficulties, many students find themselves unable to pay full attention to their studies and some students may even fail in their courses or learn little.Therefore, given an opportunity to attend a school abroad, one must consider both sides of the factors carefully before making up his mind. On the whole, it is a good thing to go and study abroad, particularly when the subject is very weak or not available in our country. But one must not lose sight of the disadvantages.● Similar expression 1) It is worthwhile doing sth.2) be worth doing 3) be worthy of doing 4) be worthy to be done17. 句型: sth. leads sb. to some placeBooksBooks are to mankind what memory is to the individual. They contain the history of our race and the discoveries man has made. Books lead us to the path of glory and success. Through them we can talk freely with all the worldfamous men and women who died long ago, and can see the most beautiful parts of the world without going out of the door.We know that art is long and life is short. No matter how wise you are, you cannot see and know everything in the world. The scope of your eyesight is rather limited, but if you see with your mind’s eye, there will be a wider prospect. You may want to know things which happened thousands of years ago. If you don’t have books, how can you be informed of such things?Bacon once said that “knowledge is power”, but I think knowledge is not only power, but something to purify our soul. Only a purified soul makes a perfect man. And books make our soul and body unify.● Similar expression 1) show sb. the way to some place2) guide sb. to some place3) direct sb. to some place4) instruct sb. to do sth.18. 句型: sb. works one’ s own way up to successDepend on Yourself“Depend on yourself” is what nature says to every man. Parents can help you. Teachers can help you. Many others still can help you. But the most important help is to help yourself by your own.There have been many great men in history. Many of them were very poor in childhood, and had no uncles, aunts, or friends to help them. Their schooling was not enough. But they dared to face the world, set to work with all their mind to know something and finally worked their own way up to success and fame.Today, however, some young men have no ambition to excel in anything and they are to be pitied. They never can amount to much unless they see their folly and change their way of life. It is time for them to know this and depend upon their own honest efforts to make their life rewarding.● Similar expression 1) achieve success with great efforts2) gain success3) acquire success4) obtain success 5) reach success6) sb succeeds19. 句型: e across sb. / sth.FriendsFriends are very important to us. A person can not live alone in this world. Whether we are children or adults, we all need friends because friends can help us solve our problems, offer us friendship and encourage us to take part in various social activities.A person has to make as many friends as he can. The more friends he has, the happier he will be. When we make friends we shall realize fully the influence our friends can have on us in our daily life. Besides, we must bear in mind that real friendship is not easily won.There are two kinds of friends we usually e across. One is good and the other is bad. Good friends will render us assistance in all aspects. They will help us to be good while bad friends will tempt us to do the opposite. Therefore, be cautious and make friends with those who are honest, modest and dependable.● Similar expression 1) meet sb. unexpectedly2) run into sb.3) encounter sb.20. 句型: As for me…HobbyAlmost everyone has a hobby. A hobby can be anything a person likes to do in his spare time. A hobby can provide us with interest, enjoyment, friendship, knowledge and relaxation. It can be something from which we learn more about ourselves or about the world. It may introduce us to friends who share our enthusiasm and from whom we can also learn. It helps both manual and mental workers relax after periods of hard work. It also offers interesting and enjoyable activities for retirees. Moreover, it can help a person’s mental and physical health.Different people have different hobbies. People who take up hobbies are hobbyists. Some paint pictures, sing pop songs, perform on musical instruments and enjoy collecting coins or stamps, others raise flowers, go fishing, hunt animals or spend their time on sports: climbing mountains, swimming, skating and playing football. Anyone, rich or poor, old or young, sick or well, can follow a satisfying hobby, regardless of his age, position, or ine.As for me, I like sports very much. Sometimes I play tennis or badminton or go swimming. Sometimes I exercise alone and go running regularly in the morning. Whatever I choose, If I exercise regularly, I will be sure to maintain and improve my health throughout my life.Expressing your opinion1) As to me, …2) As far as I’m concerned, …3) In my opinion, …4) Personally, …5) To my mind, …6) From my point of view, …21. 句型: As is known, …Sports and HealthA healthy body is necessary for a healthy mind. As is known, a sound body in a sound mind is important to all. Only by keeping ourselves strong and healthy can we feel energetic in studying and working and live a happy life.To keep ourselves fit, physical exercise is the best way. In taking part in outdoor sports, we are nearer to