题目

题型：不详难度：来源：

Americans _________sent a message to the world________ we have never been a collection of Red States and Blue States: we are, and always will be, the United States of America.               

A．that,

B．who, that

C．who, when

D．that, what

答案

B

解析

本题考查定语从句及名词性从句。第一空先行词Americans，在定语从句中作主语，故用关系词who，第二空that引导同位语从句，解释说明名词message，故选B。