—When did your uncle arrive China?
—He got to Guangzhou the morning of the 16th of April.
A. at; in
B. in; in
C. to; on
D. in; on
网友回答
A. at; in
B. in; in
C. to; on
(答案→)D. in; on
解析：arrive in大地点 arrive at小地点 在具体的某一天的早上用介词on。
句意为 “--什么时间你叔叔到中国?--他到达广州在4月16日的早上.”