根据情景. 填入恰当的句子补全对话。
A:What beautiful shells! Are they yours?
B:Yes, they are.
A:1.
B:When I was six years old.
A:2.
B:For eight hours.
A:3.
B:About 200.
A:Wow! So many! 4.
B:The one that looks like a dog. I like it best. It's very beautiful. And my uncle gave it to me for my
birthday.
A:Can I have a look?
B:5. . Here you are.