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1、一、英語(yǔ)句子按用途可分為四類：1、陳述句：用來(lái)說明事實(shí)或說話人的看法，包括肯定句和否定句。如：He?is?a?doctor.I?didn’t?go?to?school?yesterday.2、祈使句：用來(lái)表示請(qǐng)求、命令。?如：Be?quiet！????Don’t?play?with??fire！3、問句：用來(lái)提出問題。包括一般疑問句、特殊疑問句、選擇疑問句、反意疑問句。如：Do?you??like?English？What?time?is?it?Does?he?like?playing??football?or?play
2、ing?basketball?They?went?out,didn’t?they？4、感嘆句：用來(lái)表達(dá)強(qiáng)烈的感情。如：What?a??fine?day?it?is！??????????????????????How?beautiful！二、用法講析：1、陳述句：中考出題一般是將肯定句變?yōu)榉穸ň?。幾種常見形式：(1)含有謂語(yǔ)動(dòng)詞be，變否定時(shí)，be后加not即be?not……I?am?a??teacher→I?am?not?a?teacher.There?are?some?books→There?are?not?any?b
3、ooks.(2)句子謂語(yǔ)動(dòng)詞是實(shí)義動(dòng)詞(如：work?live)時(shí)，要用助動(dòng)詞do/does/did+not+動(dòng)詞原形。如：They?like?swimming→They?don’t?like?swimming.Icame?late→I?didn’t?come?late(3)句中含有all，both的句子，變完全否定時(shí)，要將all→none,both→neither,both…and…→neither…nor…要注意謂語(yǔ)動(dòng)詞的變化。如：All?of?us?watched?the?TV→None?of?us?watched
4、?theTV.Bothofthemarestudents.→Neitherofthemis?a?student.Both?Tom?and?John?have?done?the?homework.→Neither?Tom?nor?John?has?done?the?homework.(4)現(xiàn)在完成時(shí)、過去完成時(shí)態(tài)的句子變否定時(shí)變?yōu)閔ave/has+not+done或had+not+done??????(5)had?better?do?something變否定時(shí)為had?better?not?do…如：You’d?bette
5、r?have?a?rest→You’d?better?not?have?a?rest.2、疑問句：（1）一般疑問句：一般指用Yes或No回答的疑問句。I?Tom?at?home？?Yes,?he?is./No,?he?isn’t.Can?you?swim？?Yes,I?can./No,I?can’t.Have?they?been?to?Beijing？?Yes,they?have./No,?they?haven’t.（2）特殊疑問句：是以疑問詞開頭的疑問句。常用疑問詞what，where，who，how，what?tim
6、e，how?long等其結(jié)構(gòu)：疑問詞+一般疑問句？要注意使用一般疑問句的語(yǔ)序。.My?name?is?Mary→What?is?your?name？I?usually??get?up?at6:30→When?do?you?get?up？注意：疑問詞作主語(yǔ)或作主語(yǔ)的定語(yǔ)時(shí)，語(yǔ)序不變即疑問詞（疑問詞+被修飾詞）+動(dòng)詞+其他？Han?Mei?is?on?duty?Today.→Who?is?on?duty?today？My?ruler?is?blue.→Whose?ruler?is?blue？還應(yīng)注意：特殊疑問句不能用Yes或
7、No回答，應(yīng)問什么答什么。（3）選擇疑問句：提出兩種或兩種以上的情況，要求對(duì)方選擇一種。這種疑問句叫選擇疑問句。其結(jié)構(gòu)：“一般疑問句+or+其他？”Is?her?brother?a?doctor↗or?a↘teacher??前升后降Shall?we?go?to?thecinema?on↗Saturday?or?on↘Sunday？注意：回答時(shí)不用Yes或No，直接回答（根據(jù)事實(shí)回答）。如：—Does?he?like?English?or?Chinese？—He?likes??Chinese.（4）反意疑問句：反意疑問句又
8、叫附加疑問句，是在陳述句之后，對(duì)陳述句所敘述的事實(shí)提出的疑問。其基本結(jié)構(gòu)有兩種：一是“肯定陳述句+簡(jiǎn)略否定問句”；二是“否定陳述句+簡(jiǎn)略肯定問句”。反意疑問句的前后兩部分在時(shí)態(tài)、人稱和數(shù)上都要保持一致。如：It?looks?like?rain，doesn’t?it？He?doesn't?need?to?work?so
