-- does Mary ?---The USA.A. When; come from B. Where; from C. How; go D. Where; come from

问题补充：

-- does Mary ?

---The USA.

A. When; come from B. Where; from C. How; go D. Where; come from

答案：

解析：本题主要考查情景交际，根据答语，问的是玛丽来自哪里，be from=come from，故选D。