Listening Quiz: So Sánh Hiệu Suất Phòng Xét Nghiệm Sau Đánh Giá Chất Lượng – Easy Level

1. What is the main topic of the conversation?
2. How did Sarah describe the lab’s results?
3. What did Sarah say about mistakes in the lab’s results?
4. What can be inferred about the lab’s overall standing?
5. Why does Paul say, ‘That is encouraging. We should keep working hard’?

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