Question

【题目】My sister works No. 5 Middle School Beijing.
A.on ; at
B.on; in
C.at; in
D.at; on

Answer 1

【答案】C
【解析】在“小地点”用介词 at，at No.5 Middle School；在“大地点”用介词 in，in Beijing。故选 C。句意是：我姐姐在北京第五中学学习。