A:Would you like a cup of coffee?你要不要喝一杯咖啡?
B:No, thank you.不,谢谢。
A:I'm going to get one for myself. They make really good coffee here.我自己要一杯,他们这里的咖啡很好。
B:On second thought, I will have a cup.仔细想过之后,我想我还是要一杯