题干
Mr. Smith China for several years.
A：has been to
B：has been in
C：has gone to
答案(点此获取答案解析）
B
Mr. Smith China for several years.
A：has been to
B：has been in
C：has gone to
一直沿用至今。清代赵翼在《陔余丛书》中指出：“盖北俗初无所谓子丑寅卯之十二辰，但以鼠牛虎免之类分纪岁时，浸寻流传于中国，遂相沿不废耳。”这种说法认为十二生肖纪年法的形成是