1.__________ --Sure.
A、I have a question
B、I want to ask you a question?
C、May I ask you a question?
2.--_________!-----The same to you.
A、Happy birthday
B、Merry Christmas
C、Good lucky
3.---Who‘s that speaking?----_______.
A.This is Mary speaking
B、I’m Mary
C、I'm Mary speaking
4.We all live on the_______.
A、sun
B、Earth
C、moon