---Are you going to Tom’s birthday party?---I might have to work．A. It dependsB. Thank yo

问题补充：

---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

答案：

(答案→)A. It depends

B. Thank you

C. Sounds great

D. Don’t mention it

解析：考查交际用语。根据下文的I might have to work．可知我不一定会去参加聚会，要看情况而定了。结合句意可知A正确。