2025知到答案 商务英语函电 最新智慧树满分章节测试答案
第一章 单元测试
1、单选题:
While writing a business letter, the writer should keep the principle of ____ which requires relating the problem to have a head, tail, start to finish.( )
选项:
A:Correctness
B:Courtesy
C:completeness
D:Conciseness
答案: 【completeness】点我阅读全文