問題詳情

5. Americans’ ______ came mostly from Europe.　They came across the Atlantic Ocean and began to inhabit America centuries ago.
(A) offspring　
(B) ancestors　
(C) leadership　
(D) emigrants

參考答案

答案：[無官方正解]
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)