---When did your uncle arrive ____ China?
---He got to Guangzhou _____ the morning of the 16th of April.
A.in; in | B.at; in | C.at; on | D.in; on |
---When did your uncle arrive ____ China?
---He got to Guangzhou _____ the morning of the 16th of April.
A.in; in | B.at; in | C.at; on | D.in; on |