一段英语对话

A:"Hello" 　
B:"Hello" 　
B:"How are you?" 　
A:"Thank you." 　
A:"Oh,Fine,thanks." 　
A:"Sorry,I'm afraid." 　
B:"Don't be afraid." 　
A: "Where do you come　from?" 　
B":I'm from Germany." 　
B:"Have you got a sister or a brother?” 　
A: "No,I haven’t. " 　
B: "Why? " 　
A: "Because Chinese policy doesn’t allow. " 　
B: "Why? " 　
A: "Because there are too many people in China. " 　
A: "Nice　to　meet　you. " 　
B: "Nice　to　meet　you,too. " 　
C:Chinese　boy,very　good. "