A：It's a nice day，isn't it？

B：Yes，it's a beautiful day．

A：Are there so many people here all the time？

B：（76）　　 This is my first time here．

A：Me too．How do you like the place here？

B：（77）　　．There are many things to see and I am taking a lot of pictures．

A：That's cool!（78）　　

B：I have been to many places of interest，er，the Great Wall，the Palace Museum and Mount Huang．

A：（79）　　

B：I will stay here for another two days．

A：Fantastic!Oh，my friends are waiting for me．（80）　　

B：Thank you．It was nice meeting you!