When he moved to Germany in ______, he was already in _________.
A.the fifties; his sixties
B.fifties ; his sixties
C.his fifties; his sixties
D.fifty; sixty
网友回答
A解析考查数词的用法。In the fifties“在五十年代”；in one’s fifties“在某人五十多岁时”。句意“当他在五十年代移民到德国时，他已经六十多岁了。”故选A。