中考英语“肯定句变一般疑问句”万能解题步骤、技巧和典例精析.

1、“肯定句变一般疑问句”解题步骤找be动词(am is are , was were )有则直接提前;egl. He is / was a teacher. => Is / Was he a teacher? 肯 Yes, he is/was 否 No, he is n' t / wasn' t.二、无be动词，则再找情动(can may should must need)有情动则直接将其提前；eg2.I can play soccer. => Canyou play soccer? 肯 Yes, I can 否 No, I can ' t.( 注:can &

2、#39; t 容易多写 n)注：need有可能不是情态动词，怎么判断？ =>根据 "情态动词+v原”的共性。因为：need、情态动词：“需要”，后接：V原 、实义动词：“需要”，后接：sth或to do sth.eg3. You need see a doctor. => Must I see a doctor? 肯 Yes, you need.否 No, you needn ' t.eg4. You need to see a doctor. => Do I need to see a doctor?肯 Yes, you don' t. 否 No,

3、 you don' t.(eg3中的need根据“情态动词+V原”的共性可以判断是情动，但通常也不提前，要根据语气选择must开头,同样must开头的一般疑问句的否定回答，一般要选择用 needn' t或don't have to 作答。eg5.-Must I stay here ?肯 Yes, you must . 否 No, you needn't或 No, you don't have to.三、无be动词，无情动，则再找是否有助动词will,shall,would,have,has,had,有则直接将其提前；注：have.,has.,.had有可

4、能不是助动词，怎么判断？=>根据 “完成时态”的结构。因为只有“完成时态”中才会有助动词_hav.e,has_,had的存在，其他时态或位置的 h,ave,.has,ha.d,都是实义动词。“完成时态结构”如下： 、现在完成时：have / has + V-ed(过去分词)eg. I/She have / has done my homework. 、 过去完成时：had + V-ed（过去分词）骗子）.eg. She had left before/whe n I realized she was a cheat（eg. We had finished cleaning the cla

5、ssroom before the teacher came. 、现在完成进行时：have / has been V-ing（现在分词）eg. Ihave been swimming in the cold water for about two hours.四、无be,无情，也无助，则只有借助疑问句专用助动词 do,does或did，并将其提前后，且原实义动词形式务必要还原;形容性物主代词、名词性物主代词;五、变人称：原句中涉及第一人称的人称代词、形容性物主代词、名词性物主代词要变成第二人称对应的人称代词、同样，原句中涉及第二人称的人称代词、形容性物主代词、名词性物主代词要变成第一人称对应的

6、人称代词、形容性物主代词、名词性物主代词;3#eg. I like apples.=> Do you like apples肯 Yes, I do 否 No, he doesn ' t.eg. This is mybook.=> Is this your book?肯 Yes, it is 否 No, it isn ' t.eg. That computer ismi ne. => Is that computeryours肯 Yes, it is否 No, it isn ' t.#eg. Youare myfriends.=> Am I you

7、r friends? （Be 动也变化了）肯 Yes, you are 否 No, you aren ' t.六、some或与some有关的不定代词要变成any及any有关的不定代词。some=> any, someth ing => anything, somebody => an ybody, some one => any one, somewhere => any where不变的特殊情况如下： eg. I would likesomedrink.（ 变一般疑问句）=> Would you likesomedrink?some或someth

8、ing 等不定代词。原因是：表示发出诚恳的请求希望得到别人的肯定回答，或征求建议的一般疑问句，只能使用表示肯定的4七、附：句中含有 “used to + V 原”结构的变一般疑问句时，有两种变法：1、借助助动词did 且提前， used 还原成 use. eg.I used towatch TV after dinner.=> Did youuse to watch TV after dinner?肯 Yes, Idid .否 No, I did n't.2、也可直接将used 提前 .eg.I used to watch TV after dinner.=> Used y

9、ou to watch TV after dinner?肯 Yes, I used.否 No, I usedn't.八、在含有 “ I think, I guessguessed ) , I believe(believed)”等引导的宾语从句中，变疑问句时，无须考虑从句部分是否有be 动词、情态动词5#或助动词，只需把主句部分变为疑问语序就可。变成：#I think/guess/believef Do you thin k/guess/ believe,？I thought/guessed/believedf Did you thin k/guess/believe,？#, ？难道你不认为,Idon'tthink/guess/believef Don' t you think/guess/believe#, ？难道你不认为,I didn 't think/guess