单项选择题

Conversation 1
Questions 6 and 7 are based on the following conversation.
[听力原文]6-7
W: How did you do in yesterday’s test
M: Not very well, I am afraid. I made a mistake in grammar and two spelling mistakes. I wasn’t careful enough.
W: We all make mistakes. But we can learn from our mistakes, can’t we
M: How did you do Did you get everything right
W: I didn’t make any mistakes, but my handwriting was poor. My teacher told me to pay more attention to that.

What’s the relationship between the two speakers（）

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