完形填空.you wake up in the morning,the day is beautiful and the

You wake up in the morning,the day is beautiful and the plans for the day are what you have been looking forward to for a long time．Then the telephone rings,you say hello,and the drama starts．The person on the other end has a depressing tone in his voice as he starts to tell you how terrible his morning is and that there is nothing to look forward to．Yon are still in a wonderful mood?Impossible!
Communicating with negative people can wash out your happiness．It may not change what you think,but communicating long enough with them will make you feel depressed for a moment or a long time．
Life brings ups and downs,but some people are stuck in the wrong idea that life has no happiness to offer．They only feel glad when they make others feel bad．