题目内容:
What is the purpose of Ms. Walter's letter?
A.To ask about the automated billing system B.To update her contact information C.To report receiving duplicate bills D.To challenge the company's assertions
参考答案:
答案解析:
What is the purpose of Ms. Walter's letter?
A.To ask about the automated billing system B.To update her contact information C.To report receiving duplicate bills D.To challenge the company's assertions