场景一：描述人物特征

A: "Do you know the man who is standing there？ He's my teacher who teaches maths."

B: "Yes, he is. And where is he from？"

A: "He's from England. It's quite far from here, right？"

场景二：限定性定语从句

C: "This is the car that I bought last week. It's really comfortable."

D: "Can you show me the photo of the catin it？"

C: "Sure, it's the one with the pink collar."

场景三：关系代词省略

E: "The book that/which I am readingis very interesting. It's about ancient history."

F: "Can you recommend a movie that I've never seen？"

E: "How about 'Inception'？ It's mind-bending."

场景四：非限定性定语从句

G: "The girl who is making a speechright now is our monitor."

H: "She's very eloquent, isn't she？"

G: "Absolutely. And the topic is environmental protection."

场景五：嵌套定语从句

I: "The project which was assigned to the teamis due tomorrow."

J: "And the lead researcher whose data we usedwas very helpful."

I: "Yes, her analysis was crucial for our success."

场景六：关系副词引导

K: "I still remember the day when you left for Beijing. We had such a good time!"

L: "It was unforgettable. The city is so vibrant!"

K: "Definitely. The food and culture were amazing."

这些对话示例涵盖了定语从句的多种用法，包括关系代词（如that、which、who）、关系副词（如when、where）以及关系介词（如whose）。通过这些结构，可以灵活地修饰名词或代词，使句子更加丰富和精确。