Communication (本题共5小题，每小题1分，共5分)
Choose the best answer from A to F in the box according to the sentences given.
A: Jim, you are using the mobile phone again while you’re crossing the street. Haven’t you heard of the news?
B: __________________What’s it about?
A: A girl died just because she was playing with her mobile phone while entering the elevator.
B: Really? So terrible!
A: As we all know, mobile phones make it easier for us to communicate with others. ____________
B: You’re really right. ________What else should we pay attention to ?
A: __________
B: I agree. Can we keep them on while we are on the plane?
A: No, we can’t. __________
B: Oh, I see. What’s more, we’re not supposed to talk on the mobile phone when it’s charged.
A: That’s right.