题目

A: Hello, Lucy. Long time no see. How are you?B: Fine, thank you. 【1】A: I’m very well. What are you busy with these days?B: 【2】A: The Voice of China? This program is very popular in China.B: Yes. More and more foreigners take part in it. 【3】A: Great. Which song will you sing?B: My heart will go on. 【4】I like it very much. A: Then when is your show time?B: Next Friday. At 10:00 p.m.A: Come on and wish you good luck!B: 【5】A. I’d like to have a try.B. You’re welcome. C. How about you? D. Nice to meet you.E. The song is so beautiful. F. Thank you very much.G. I’m gettin11．You will fall behind others   you work hard．（　　）A．ifB．unlessC．thoughD．since