—This is my treat and next is yours How's that?—OK．．A. It doesn't matter B. It dependsC.

问题补充：

—This is my treat and next is yours． Hows that?

—OK．．

A. It doesn matter

B. It depends

C. No way

D. Its a deal

答案：

A. It doesn matter

B. It depends

C. No way

(答案→)D. Its a deal

解析：考查交际用语：A． It doesn matter没关系，B． It depends那就看情况而定了，C． No way没门，D． Its a deal成交，句意：这次我请客，下次你请。怎么样？--好的，一言为定。选D。