Parrot: Welcome! Welcome!
Michael: Oh! Polly, you can speak English! Can you sing an English song?
Parrot: Of course I can. Happy birthday to you. Happy birthday to you …
Michael: You are so smart!
Jane: What else can you do?
Parrot: I can count. One, two, three, four …
Jane: I’d like to take these flowers to the party. Can you count them for me?
Parrot: Er, no, I can’t count so many flowers.
Jane: Aha!
这段对话主要是Michael、Jan和Parrot的对话，讨论Parrot的会与不会。
Parrot: Welcome! Welcome!
Michael: Oh! Polly, you can speak English! Can you sing an English song?
根据Parrot说的welcome提出疑问，确认信息。
Parrot: Of course I can. Happy birthday to you. Happy birthday to you …
作出回应并展示。
Michael: You are so smart!
Jane: What else can you do?
夸奖并提出问题。
Parrot: I can count. One, two, three, four …
Jane: I’d like to take these flowers to the party. Can you count them for me?
展示请求的背景信息并提出请求。
Parrot: Er, no, I can’t count so many flowers.
Jane: Aha!
