---What do you want to do next? We have half an hour before the basketball game starts.

问题补充：

---What do you want to do next? We have half an hour before the basketball game starts.

---. Whatever you want to do is fine with me.

A. It doesn’t matter

B. It’s up to you

C. All right

D. That’s all right

答案：

A. It doesn’t matter

(答案→)B. It’s up to you

C. All right

D. That’s all right

解析：考查交际用语：句意：--你下一步做什么？--篮球比赛开始还有半个小时。--由你决定，你做什么都可以，选Itsuptoyou随便,由你定,你说了算的意思，A. It doesn’t matter 没关系，Itjustdepends意为看情况而定, D. That’s all right没关系，与Whateveryouwanttodoisfinetome前后语境不搭配。选B。