1. (2020三上·南通期末) 听录音，用阿拉伯数字给下列图片标上正确的序号。

1. Are you Wang Bing?<br />No, I'm not. I'm Liutao.<br />Are you Wang Bing?<br />No, I'm not. I'm Liutao.<br />2. What's this?<br />It's a doll.<br />What's this?<br />It's a doll.<br />3. She's Yang Ling. She's my friend.<br />She's Yang Ling. She's my friend.<br />4. This is Dina. She's my sister.<br />This is Dina. She's my sister.<br />5. She's my grandma.<br />She's my grandma.