—Whendidyourauntarrive

问题详情：

—When did your aunt arrive ________ China?

—She got to Tianjin ________ the morning of the 16th of March.

A. at; in                      B. in; in                        C. to; on                    D. in; on

【回答】

D

知识点：介词和介词短语

题型：选择题