—Good morning, Maomao!
—Good morning, Mum!
—Goodbye, Dad!
—Goodbye, Xiaoming!
— __________
A. Goodbye!
B. It's a duck.
C. Nice to meet you, too.
D. Fine, thank you.
E. Good morning!
抄:____ 汉语:____
A. How old are you? B. What are they?
C. Let me help you, Tom. D. Good morning, John.