题目内容：
[交际用语]-- Hello, how are you? -- _________
A Hello, how are you? B How do you do? C Fine, thank you. D That's OK.
参考答案：
答案解析：
选择题：[交际用语]-- Hello, how are you? -- _________A Hello, how are you? B How do you do
- 题目分类： 大学英语B级
- 题目类型：选择题
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