They moved to Beijing ____.

They moved to Beijing ____.
A、in 1980s
B、in the 1980
C、in the 1980s
D、on the 1980's
【正确答案】:A
【题目解析】:表示年代要用介词in, 因此排除D,在80年代有两种表达方式,in 1980s 和 in the 1980's。因此此题选A