选一选，补全对话。

A. You're welcome. B. Excuse me. C. Where are you going? D. Go straight on.

Lingling: Hi, Honghong.

Honghong: I'm going to Maomao's home.

Lingling: Where is it?

Lingling: It's in Xinhua Road.

On the way

Honghong: Oh. I'm lost. Where's Xinhua Road?

Policeman: Then turn left.

Honghong: Thank you.

Policeman: