Mr Green: Good , please!
Student: Good morning, Mr Green!
Mr Green: are you, Liu Tao?
Liu Tao: I'm . And you?
Mr Green: fine too. Look at the letter! this?
Liu Tao: It's V.
Mr Green: colour is it?
Liu Tao: It's yellow.
Mr Green: What's in English?
Liu Tao: It's a
Mr Green: OK! Sit , please.
