问题描述：
一个英语选择
我做阅读理解时,原文是“About three hundred and fifty years ago,Africans first began to arrive in America."选择题是The first group of africans arrived in America in the---- century.A.fifteenth B.sixteenth C.seventeenth D eighteenth 为什么呢?-)
我做阅读理解时,原文是“About three hundred and fifty years ago,Africans first began to arrive in America."选择题是The first group of africans arrived in America in the---- century.A.fifteenth B.sixteenth C.seventeenth D eighteenth 为什么呢?-)
问题解答：
我来补答展开全文阅读