Good morning, John. How are you doing? ( )
A.I am pleased.
B.Good night.
C.Not so bad. And you?
D.How do you do?
正确答案是C
Good morning, John. How are you doing? ( )
A.I am pleased.
B.Good night.
C.Not so bad. And you?
D.How do you do?
正确答案是C