Lesson 7 Disappering islands
Minjun: It's so hot today.
Jenny: You're telling me. I can't believe it's September.
Minjun: Each year, it gets hotter and hotter.
Jenny: Yeah. Global warming is a big problem.
Minjun: I know. Did you here about the polar bears?
Jenny: No. What about them?
Minjun: They are losing their homes.
Jenny: Why are they losing their homes?
Minjun: Because the ice is melting.
Jenny: Really? I feel so bad for them.