He told me that he arrived Beijing the morning of January 8th . A. at inB. in inC. in

问题补充：

He told me that he arrived Beijing the morning of January 8th .

A. at, in

B. in, in

C. in, on

D. to, on

答案：

A. at, in

B. in, in

(答案→)C. in, on

D. to, on

解析：表示在大城市前用介词in，表示在表示有天的时间前（本题有个8号）用介词on，故本题选C。