悒悒不欢yì yì bù huün: 悒悒
参考答案：
忧愁不安的样子。心里郁闷，感到不快。
将直线y=—x+1的图象向上平移3个单位长度，得到直线_________．
Many friends send telegrams to congratulate from the famous university. [ ]
A. her graduation
B. her graduating
C. her on her graduation
D. her with graduating
