1 . 根据汉语提示完成对话。
(Situation: Danny and May are high school students. Danny is an exchange student from the United States. He wants to learn more about traditional Chinese culture, so May brings him to the Hall of Ancient China.)
Danny: May, is this the Hall of Ancient China?
May: Yes.     1     (看看这些历史文物) here, amazing!
Danny: Why are they all in glass boxes?
May: For protection. Some relics will turn to dust     2     (如果暴露在空气中).
Danny: So there isn’t air in the glass boxes?
May:    3    (没有). They are all vacuumed.
Danny: I wonder how old these things are, thousands of years?
May: Yeah,     4     (它们都是来自古代).
Danny: Hey, look at the three­leg cup. I’ve seen it on TV.
May: The bronze cup was made 4,000 years ago.    5     (这可是无价之物)!
Danny: Yeah, it has no value at all. Who will use this cup today?
May: Danny, priceless means so valuable that you can’t put a price on it.
Danny: Oh, it does?