He promised ______his old friend during his stay in Tianjin.

he course of human development, the ultimate aim of the human race is to pursue the spiritual joy based on ______ materials.

The monthly sales of Mo Yan’s works 199times compared with those before he won the Nobel Prize for.Literature.

How do you like this park— It’s wonderful I never dreamed of____- such a quiet place in this noisy city

Jane has been so ______ in getting used toeverything that she hasn’t had time for social activities.