“征蓬出汉塞,归雁入胡天”,出自王维的《______》。
【答案】使至塞上【解析】使至塞上单车欲问边,属国过居延征蓬出汉塞,归雁入胡天。大漠孤烟直,长河落日圆。萧关逢候骑,都护在燕然。
It is really( )to get angry about such an insignificant matter.