根据情景内容，在空白处填入合适的单词。
Zhou Bo: Hey, Lyn! (1)_______ was your weekend?
Lyn: Great! I went to the Science and Technology Museum.It was really interesting. I was there for hours!
Zhou Bo: What did you see?
Lyn: Well, I (2)_______ lots of time at the exhibition on the first floor. The (3)_______ is “The Glory of China”. There are so many great (4)_______ in the history of China.
Chou Bo: Yes, I'm so proud of these inventions, such as the china we use. It is beautiful and useful.
Lyn: I saw many delicate plates and cups made of china at the (5)_______ . It excited me a lot.