Complete the dialogue with the sentences below.

Write one letter in each gap.

Caller: Hello! Am I calling the emergency services?

Operator: That's right! [ ]

Caller: My friend and I are lost in the cave; we can't find our way out, please send help!

Operator: [ ]

Caller: I'm afraid I can't. We only know that we're somewhere near the Blue River.

Operator: Okay, stay calm. [ ]

Caller: No, no injuries, we're just really disoriented.

Operator: [ ]

Caller: Yes, we have headlamps and some snacks, and a few water bottles.

Operator: Great. [ ] Are there any landmarks or signs near you that could help rescue teams locate you?

Caller: It's pretty dark, we can hardly see anything. But we can hear a small underground stream nearby if that helps.

Operator: Okay, that's helpful. Please stay put and listen for any sounds of the rescue team; they'll be on their way.

Caller: Thank you. [ ]

A. Do you have any sources of light, food, or water with you?

B. What is your emergency?

C. We're waiting for you.

D. Can you tell me your exact location?

E. Can you describe your surroundings?

F. Is anyone hurt?