【正文】 t, you will always, in spite of your talents, find things about which you feel helpless. Besides, you should also admit other people39。s strong points and try your best to learn from them. If you keep these two points in mind, you are on the right path to developing modesty. Importance of Physical ExerciseEveryone hopes to live happily in the world. Physical exercise is indispensable to a happy life. There is a famous saying:Life lies on exercise.Although you will not necessarily die without regular physical exercises, they39。II certainly help you live longer and more healthily.Exercise is good for us to build our bodies. It helps co ordinate the different parts of our bodies when we have sports. For example, we must try our best to co ordinate the movements of the arms and legs when we play basketball, or we won39。t be able to shoot the basket. Exercise also benefits our organs. It lets the heart beat faster than usual, and then helps enlarge the blood vessels to protect us from heart attacks.Exercise can also contribute to the development of our ability to response agilely. For instance, when you play table tennis, you must try to reflect as quickly as you can so that you may fight back at the right position at the fight moment.Exercise can also contribute to improving our mood. When you do exercise, you move a lot, and you have to be more active. It helps you bee more optimistic.Exercise will fill your life with various contents and make it more colorful.What39。s more, exercise will help you get rid of your inertia. If you keep doing exercise regularly, you will never be a lazy person. Therefore, exercise has great effect on one39。s character.In a word, exercise is helpful, important and absolutely necessary. The Best Means to Acquire knowledgeKnowledge may be acquired through many ways. One way of getting knowledge is from traveling Another way is by conversation, especially one with a great man. A person may also bee knowledgeable through other ways such as listening to the radio or watching television. The best way to acquire knowledge, however, is through reading.Reading as a means of obtaining knowledge has a number of advantages over many other ways. To begin with, it is the most consistent way of getting knowledge. One can read regularly but few people can travel in the same way. Secondly, reading can ensure a thorough grasp of what you are interested in. This is hardly so when one is listening to the radio or watching TV. Finally, reading is the most flexible of all the ways to obtain knowledge. For example, one can always read for ten minutes before going to bed, but it is not always possible for him to converse with others at such a late hour.However, there exists one problem about reading. There are all kinds of Books in society. Some are good, while others are bad.39。Good books are beneficial to our .soul while bad ones are harmful to our mind. Therefore, it is of great irnportance for the reader to separate good plants from wild weeds. We should read good books and reject harmful ones. of KnowledgeIn the Information Age, public awareness of the value of knowledge critically affects the economic growth of a nation. As our world is rapidly advancing towards the Information Age, increasing number of people realize that knowledge is power and creativity is everything. Only when China bees a better educated nation, can China be a great nation with international prestige.四六級作文預測（北京外國語大學 何凱文老師 六級閱卷組成員