If we have no knowledge， we cannot succeed in doing any work。 Why? Because knowledge is power。 With knowledge we have conquered nature and invented steamers， trains and airplanes。 We can send messages by telegram。 We can talk with our friends by telephone?！　s is well known， we students are the future masters of the nation。 She (It) needs us very much。 If we do not m    （共 623 字）     [閱讀本文] >>