小学四年级英语下册一般疑问句特殊疑问句.ppt

英语复习,转化为一般疑问句划线部分提问单复数变换,转化为一般疑问句,变一般疑问句的方法：（一调，二变，三问号）一、当句中有Be(am,is,are)动词的时候，1、将Be(am,is,are)提前，放于句首（大写）；2、将人称变换，第一人称变第二人称（Iyou,weyou,myyour,ouryour），第三人称不变 3、在句尾加问号“？”4、回答：肯定：Yes,主语+be.否定：No,主语+be+not.,I am a teacher.am I a teacher.am you a teacher.Are you a teacher?She is a student.is She a student.Is she a student?Her mother is a doctor.is Her mother a doctor.Is her mother a doctor?,二、当句中没有Be动词，有情态动词,时候 1、将提前can,放于句首（大写）；2、将人称变换，第一人称变第二人称（Iyou,weyou,myyour,ouryour），第三人称不变（一变二，二变一，三不变）3、在句尾加问号“？”4、回答：肯定：Yes,主语+can.否定：No,主语+can+not.,I can play basketball.can I play basketball.Can you play basketball?We can help you.can We help you.Can you help me?They can play football.can They play football.Can they play football?,三、句中没有Be动词和情态动词can的时候 1、在句首加Do或Does，当主语是第三人称单数的时候用Does，其它都用Do 2、将人称变换，第一人称变第二人称（Iyou,weyou,myyour,ouryour），第三人称不变（一变二，二变一，三不变）3、在句尾加问号“？”4、回答：肯定：Yes,主语+do/does 否定：No,主语+do/does+not.其它在句中要变换的词有someany,amare,I play computer games everyday.Do I play computer games everyday.Do you play computer games everyday?He plays computer games everyday.Do He plays computer games everyday.Does he play computer games everyday?We play computer games yesterday.Do We play computer games yesterday.Do you play computer games yesterday?,划线部分提问,对划线部分提问之答题口诀：第一步，找出特殊词（what when how where who which whose等）第二步，把原句变成一般疑问句（划线部分是主语或主语的定语除外）。第三步，特殊词加上一般疑问句，划线部分省略。第四步，归纳分析，写出正确答案。总结关键就是：“特殊疑问词+一般疑问句”(即：先根据划线部分找到特殊疑问词；再把没划线的部分变成一般疑问句的语序。),This is her dog.is This her dog.whose is This dog.Whose is this dog?My sisters trousers are black.are My sisters trousers black.what colour are My sisters trousers.what colour are My sisters trousers?This orange shirt is Lulus.is This orange shirt Lulus.whose is This orange shirt.Whose is this orange shirt?,She is in Grade Four.is She in Grade Four.what grade is She in.What grade is she in?They are Tom and Jane.are They Tom and Jane.who are They.Who are the?The clock is on the desk.is The clock on the desk.where is The clock.Where is the clock?,They are good at singing.are They good at singing.what are They good at.What are they good at?Those are some elephants.are Those some elephants.what are Those.What are those?,