–Good morning, Miss Gao!

-_________.

A．Good morning, Nick                     B．Good afternoon, Nick

C．Good night, Nick                        D．Good evening, Nick

 —Good morning, Miss Gao! 

— ____________, Nick.

A. Good morning               B. Good afternoon 

C. Good evening                D. Good night

-- Good morning, Miss Gao.     --- ________, Li Ming.

A. Nice to meet you   B. Hello     C. How do you do   D. Good morning