八年级上册英语语法整理（人教版）

unit 1 how often do you exercise?
grammar: 特殊疑问句：wh-questions: what, who, where, when, which, whose, why, whom等。
特殊疑问句的构成及用法：
1.结构：特殊疑问词+ 一般疑问句，即：特殊疑问词+be/助动词/情态动词+主语+谓语/表语（+其他）
疑问代词：
1) who:谁。做主语，用来指人   who is the boy under the tree?
2）whom 谁，做宾语，用来指人   whom are you writing to?
3) whose 谁的，用来指所属关系，如果做定语，一般后接名词 whose pen is this?
4) which 哪个，哪些，用来指对人或物在一定范围之内进行选择 which girls will be in the sports meeting? 
which pen is lily’s?
5)what什么，通常指物，也可指人，一般用在没有指出范围的情况下 what can you see in the picture? what are you doing now?
疑问副词：
1)when:何时，询问时间   when will she come back?
2)where何地，询问地点， where do you come from?
3)why为什么，询问原因， why are you late for school?
4)how 如何，询问手段、方式、工具以及程度等
          how do you usually go to school?
5)how old多大，询 阅读全文