[单项选择]"If anything is important it is the future. The past is gone, and the present exists only as a fleeting moment. Everything that we think and do from this moment on can only affect the future, and it is in the future that we shall spend the rest of our lives." History is important. It has many lessons to teach and failure to heed them is one of the easiest ways to make mistakes in the future. History also carries with it many experiences both personal and societal that influence attitudes to the present and the-future. In many situations these attitudes, which are de- rived from the past, determine our approach to the future. To create change we may need to break away from this domination by the past and think anew. This is often difficult, but if we are to solve many of the world’s problems, it is necessary.
One way to assist this may be to examine the way m which we refer to different periods of time. The English language is not alone in using the words "past", "present" and "fut