Ingrates
a. 忘恩的；不知恩的\\nn. 忘恩負義的人
??? 情景例句
Good-bye.
再見。
What's your nationality?Are you a Chinese?
你的國籍是什么？你是中國人?
And we can have a drink of orange, too!
我們還可以喝杯橘子汁。