Sentences used at the first meeting: 1.Hello,nice to meet you. 2.How do you do,Professor Lu? 3.Welcome to our department,Dick. 4.Nice to meet you,Mr.Green.1. Hello, nice to meet you. 2. How do you do, Professor Lu? 3. Welcome to our department, Dick. 4. Nice to meet you, Mr. Green. Sentences used at the first meeting: