如果结果不匹配，请 
更多“Hello（）”相关的问题
Liu Hua: How do you do？ Mr. Lee. I'm Liu Hua from China Zhongtie Bridge Design Institute Co., Ltd.
Robert Lee: How do you do？ Mr. Liu. It's my pleasure to have you here with us in this ().
Liu Hua: I'm glad to have this opportunity to exchange ideas with you.
Robert Lee: Mary, you know, she is my (). Let me introduce the other colleagues here to you. Hi! Bob, I'd like you to meet the famous bridge(), Mr. Liu Hua.
Bob: Oh, my God. I'm so excited to meet you. May I introduce myself to you？
Liu Hua: Sure.
Bob: My name is Bob Jefferson. I'm Manager of Design Section. This is Dave Peterson, Manager of ()Department. Hi, Dave! Come on in.
Dave: Excuse me. You must be Mr. Liu Hua from China？
Liu Hua: Yes, nice to meet you.
Dave: Nice to meet you too.
Mary: Hi, everyone, the meeting room is ready, let's go on through. This way, please.
A.Hello
B.Hi
C.HiHello
D.Hi Hello
