They were just going to get on when suddenly there was a loud noise behind them.
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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
So, you see, it's necessary for us to learn different cultures in different countries.
A. 重要的
B. 礼貌的
C. 必要的