They were just going to get on when suddenly there was a loud noise behind them.
A. 沉重的
B. 大声的
C. 轻的
stair _________
A. 楼梯
B. 盯着看
C. 邮票
The three foreigners seemed puzzled and looked embarrassed.
A. 困惑的
B. 尴尬的
C. 兴奋的
The three foreigners seemed puzzled and looked embarrassed.
A. 茫然的
B. 沮丧的
C. 伤心的