P21 R1-2 3. Listen and tick(√). 听一听，勾出正确的图片。

1. A: Where are you from?

    B: I’m from the USA.

2. A: Where is the girl from?

    B: She’s from China.

3. A: Who’s that woman?

    B: She’s my mother.

4. A: Is he your grandfather?

    B: Yes, he is.