Section A (2d-3b)Unit 52d 分角色表演对话Cindy: Hey, Helen, Let’s go! We are late!Helen ： OK.Cindy: Do you have the baseball?Helen: Yes, I do. ……………………………………….Let’s 后跟动词原形表示“让我们…”Grammar Focus助动词 do 引导的一般现在时的疑问句Do you/they/we have a ….?肯定回答： yes, I /they / we do.否定回答： no, I /they /we don’t.第三人称 do 改为 does,Does he /she have a …?肯定回答： yes, he /she does.否定回答： no, he /she doesn’t.注意：其中， don’t=do not doesn’t=does notNote: has 是 have 的第三“人称单数”形式，简称“三单形式”，它的否定形式为 doesn’t have, 再例如， knows , needs, lookseg, He has a photo of his family. He doesn’t have a photo of his family. Practice the following: He has a sofa in his room. She has a hat . Wang Lu has a dresser in her room. 3a write each word in the correct place in the chart. I he they youWe she it Eric do does3b 用 do/does 填空，然后与同伴练习对话A : _____you have a baseball?B : Yes, I _____.A : Great! I have a bat. Let’s play!Do do A: _____ John have a soccer ball?B: No, he _______.A: _____ he have a ping-pong bat?B: Yes, he ______. I think he has a ping-pong ball, too.A: Hmm, Let’s ask.DoesDoesdoesDoesn’tA: _____ your friends have a basketball?B: Yes, they ______. They have two basketballs.A: Well, Let’s play basketball.B: That sounds good.Do do 那听起来不错。
