- Im going on a trip to Singapore after the exam. - Really? !A. OKB. Its nice of youC.

问题补充：

- Im going on a trip to Singapore after the exam.

- Really? !

A. OK

B. Its nice of you

C. Congratulations

D. Have a fantastic time

答案：

A. OK

B. Its nice of you

C. Congratulations

(答案→)D. Have a fantastic time

解析：句意：---考完之后我打算去新加坡旅游，---真的吗？祝你玩得愉快。A. OK 好的 B. Its nice of you你真好C. Congratulations祝贺你 D. Have a fantastic time祝你玩得愉快根据句意，故选D