Where are the keys? A. It’s on the desk. B. they’re on the table. C. They’re on the table.
Nice to meet you. A.初次见面很高兴。B.你好吗?
Where are you from? A.你叫什么名字?B.你来自哪里?
Welcome! A.谢谢!B.欢迎!
This is Mike. A.他是麦克。B.这是麦克。
Sit down. A.坐下。B.起立。