阅读对话，根据上下文补全对话，使对话完整。每空限填1个单词。
Peter: Hi, Sally. Come and have a look at my photos.
Sally: Are these the photos you took in Africa, Peter?
Peter: Yes, 1    are. Look, this is a wildebeest. It’s an animal in Africa.
Sally:  2   it eat meat?
Peter: No, it doesn’t. It only eats grass.
Sally: Are there a lot of animals in Africa?
Peter: 3  ,there are many.
Sally: Oh, this photo looks interesting. What are you doing there?
Peter: I 4  riding the elephant.
Sally: Did you have a good time there?
Peter: Of course. I really enjoyed 5  .