根据下面的对话情景,在每个空白处填上一个适当的句子,使对话的意思连贯、完整。
A: Good evening, Helen.
B: Good evening, Jack. Nice to see you.
A: Excuse me, what time does the party begin?
B: At seven o'clock.
A:
B: It's six o'clock.
A: Do you want to sing English songs?
B:
A: What else can you do?
B: Look at my guitar. Is it beautiful?
A: It's very beautiful. You are so smart.
B: Thank you. Come on.
A: OK. Let's go.