从方框中选择适当的选项补全对话。

a.Yes, there are many.

b.Yes, they are.

c.I really enjoyed myself.

d.Does it eat meat?

e.I am riding the elephant.

Peter: Hi, Sally.Come and have a look at my photos.

Sally: Are these the photos you took in Africa, Peter?

Peter: Look, this is a wildebeest（牛羚）.　It's an animal in　Africa.

Sally:

Peter: No, it doesn't.It only eats grass.

Sally: Are there a lot of animals in Africa?

Peter:

Sally: Oh, this photo looks interesting.What are you doing there?

Peter:

Sally: Did you have a good time there?

Peter: Of course.