5．The teacher asks a question like this : Do they have a basketball( pointing at one of the groups after deviding the different balls to different groups)?
Ss:Yes, they do./No, they don't.
意图4：在情境中转换人称的角度，进一步体会新句型。
Ⅳ. 转换新情境(
过程：１．The teacher says a new sentence like this and let the students guess the meaning:
Does he/she have a basketball?
点拨2：以助动词＂Do"作为比较．学生能够很快理解单词"Does"的用法: 没有意义，也同样起到对动词疑问的作用，所不同的是和表示第三人称单数（he /she)意义的主语连用．
发现２：单词"Does"与＂Do"的发音变化情况．
2．Let the students guess how to answer the question.
引领3：以Do you/they have ...?的回答方式作为提示，学生很快能回答出：
Yes,he/she does.No,he/she doesn't.
发现3：单词"doesn't "与＂isn’t"的发音变化情况．
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3．Read,recite and check the drills．
4．以小
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