Question

15. —Are you going to Tom's birthday party?

— I might have to work.

   A. It depends. B. Thank you.

   C. Sounds great. D. Don’t mention it.

Answer 1

15. A

15. A解析:句意：“你要去汤姆的生日聚会 吗?”“看情况吧。我可能得上班。” It depends意为“看情况而定”，与I might have to work相呼应，符合语境。

Thank you意为“谢谢你”;Sounds great意为“听 起来不错”；Don’t mention it意为“不用 谢”。