Four types of sentences四种句子类型之陈述句和疑问句

奇点教育高新学习中心英语讲义 时间： 2017年 9 月 10 日 年级:九年级 课 时 数：2h 第 1 课时学科教师：杨老师 辅导科目：英语 课型：班课 授课时间段：16:00-18:00 Subject Four types of sentencesⅠ Teaching goals To students know and use the four types of sentences. Teaching content Ⅰ、Statements-陈述句肯定句（Positive statement）：是指用肯定的语气来陈述的句子。 Eg: There are four fans in our classroom. King Hiero asked a crown maker to make him a golden crown.否定句（Negative statement）：含有否定词或表示否定意义词的句子. It wasn,t a real golden crown.【热点难点全析】考点Ⅰ　肯定句变成否定句动词的分类:1. 表示“变，变成become，get, grow,turn等。系动词 2.表示“感觉”的系动词：taste, look,feel,smell,sound 等。3. be动词（is/am/are/was/were）助动词 : do/does/did/have/had情态动词 : can, could, may, might, must, should, would, need等。实义动词:叫行为动词，表示动作或状态，在句中能独立做谓语。一般分为及物动词(vt.)和不及物动词(vi.)两种。★有动词be的句子则“not”加在be后面，可缩写成“isn’t，aren’t”，但am not 一般都分开写。 如：I’m not a student. She is not (isn’t) a doctor. ★有情态动词的句子则“not”加在情态动词后面。 情态动词：can, could, may, must, should, might,need,have to等. He can not (can’t) work in a hospital. ★有实义动词的句子则在主语后加don’t , doesn’t , didn’t。I did not (didn’t) watch TV yesterday evening. 这三个助动词要根据人称和时态来选择，其中“does”只用于一般现在时主语是第三人称单数的情况，“did”只用于一般过去时，不论主语是什么人称和数，都用“did” ，其余均用do。Ⅱ.Questions-疑问句 一般疑问句(Yes/No question) Did they decide to take a trip to New York City 特殊疑问句(Wh- question ) When did Henry go on vacation x选择疑问句(Alternative question ) What is the crown made of ,golden or something else 反意疑问句(Tag question ) The man took care of his brother ,didn,t he 考点Ⅰ　一般疑问句(Yes/No question):用Yes/No作答的疑问句。肯定句变成一般疑问句① 句中含有be动词时，把动词be调到句首，其他照写，句尾句号变成问号即可。如：Are you a student Yes, I am / No, I’m not. Is she a doctor Yes, she is. / No, she isn’t. ② 句中含有情态动词时，把情态动词调到句首，其他照写，句尾句号变成问号即可。 Could he work in a hospital Yes, he can./No, he can’t③ 句中含有实义动词时，将助动词（do，does，did）位于句首，末尾标点符号变成问号即可。Did you watch TV yesterday evening Yes, I did. / No, I didn’t.★变一般疑问句时some变any ,第一人称变第二人称。考点Ⅱ特殊疑问句(Wh- question ) ：以特殊疑问词开头引导的句子。此类句子应该问什么就答什么，不能用“yes 、no”来回答。疑问词 疑问代词：what , who , which , whose 疑问副词：where，when，why，how对划线部分提问（中考中的补全对话题）将划线部分用疑问词代替剩下的变成一般疑问句(对主语部分提问除外)。Nancy and Julie went on vacation on the same day.（对划线部分提问）When did Nancy and Julie go on vacation Nancy and Julie went on vacation on the same day.（对划线部分提问）Who went on vacation on the same day.（对划线部分提问）考点Ⅲ选择疑问句(Alternative question ) 提出两个或两个以上可能的答案供对方选择的问句。 Would you like to ... ...