A-A+
%he basic features of the communication proces
问题详情
%he basic features of the communication process are identified in one question: Who says ______ through what channel to whom？
A．what
B．when
C．how
D．such请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：A
解析：根据句子结构，此处需要一个能够作谓语says的宾语的关系代词，这个词只能是what，例如：Whendressed，Isatalongtimebythewindowlookingoutoverthesilveredfieldsandwaitingforlknewnotwhat．我穿好衣服，在窗边坐了很长时间，边望着窗外银装素裹的田野，边等待着，其实我也不知道在等什么。Carrielistened，andcaughttheinfectionofsome
