Hello, this is Sam speaking.
喂 我是山姆
Hello, Sam. This is Tina.
喂 山姆 我是蒂娜
Hi, Tina. Is Bobby there?
嗨 蒂娜 博比在吗
No. He's at school.
不 他在学校
It's Sunday today. We don't have any lessons on Sunday.
今天是星期天 我们星期天没课
This is Bobby. Ha! Ha!
我是博比 哈 哈