主过从过,主将从现,主现从任.pdf

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1、重温一道引起思绪混乱的题重温一道引起思绪混乱的题.AfterAfter a a wonderfulwonderful meal,meal,theythey toldtold storiesstories andand sangsang songssongs byby thethe campfire.campfire.表示“在之后”的句式：after+从句/doing/n.after I arrived=After my arrival在我到达之后完成同义句转换：完成同义句转换：when the plane arrived =After his arrival,we have a party.=

2、时态使用重大的规则：时态使用重大的规则：（1212 字原则字原则)主过从过，主将从现，主现从任主过从过，主将从现，主现从任【主将从现】【主将从现】常见的有以下三三种情况：一、When/ifWhen/if 引导的主句是一般将来时，从句用一般现在时。Ill tell her the good news whenwhen she comes back.当她回来的时候，我将把这个好消息告诉她。IfIf it doesnt rain,he will come here on time.如果不下雨，他会按时来这儿的。二、如果主句是祈使句祈使句，那么从句要用一般现在时。DontDont laugh at m

3、e when I make a mistake.我犯错误的时候不要笑话我。三、如果主句是含有情态动词含有情态动词的一般现在时一般现在时，从句多用一般现在时。You should be quiet when you are in the reading room.在阅览室时应保持安静。【主过从过】【主过从过】常见的有以下二二种情况：1.直接引语变成间接引语2.宾语从句中，当主句的谓语动词为过去时态时，从句须用表示过去的某种时态过去的某种时态。例如：He asked when they would go to the party.他问他们什么时候将去参加聚会。Miss Green said she

4、 had been to Beijing before.格林小姐说她以前曾经去过北京。【主现从任】【主现从任】常见的有以下一一种情况：在宾语从句宾语从句中，当主句的时态为现在的某种时态现在的某种时态（一般现在时、现在进行时、现在完成时等）后面从句时态不受主句限制，可选用各种适合的时态。例如：Do you know when well have a football match 你知道我们什么时候举行足球赛吗？You know he has gone to Shanghai.你知道他已去上海了。【特别关注】【特别关注】1.当宾语从句表述的是客观事实、客观事实、科学真理、科学真理、现在的习惯动作以

5、及格言现在的习惯动作以及格言等时，只能用一般现在时一般现在时。例如：The teacher told us that light travels faster than sound.老师告诉我们光速比音速要快。2.如果主、从句表示的动作是一前一后发生的，则先前的用过去完成过去完成，在后的只能用一般过去时态一般过去时态。When he got there,the train had left.当他到那儿的时候，火车已经开了。【小试身手】1.If he _ harder,he will catch up with us soon.（04 北京）A.study B.studiesC.will stu

6、dyD.studied 2.I willgo swimming with you if I _ free tomorrow.（04 哈尔滨）A.will beB.shall be C.am D.was you _ a chance to study in a foreign country,just take it.（04 苏州）A.getting B.had got C.will get D.get4.Dont leave until he _ back.（）A.have come B.comesC.will comeD.came5.“Shall we have the volleyball

7、 match tomorrow”“Oh,it will beput off if it _.（04 黄冈）A.snows B.is snowing C.snowed D.will snow6.Tell him about the news when he _,John.Yes,I will.（04 宁波）come coming we will go to the city park_ it is sunny.（05 安徽）soon as B.whenC.ifD.asdont leave until your teacher _back.（05 河南）A.will come B.cameC.co

8、mes D.is coming9.I want to know if there _a sports meeting next month.If they _it,I must get ready for it。（05 青岛）A.is,will holdB.will be,hold C.will be,will holdD.will have,hold10.Mary,what about going boating if it _tomorrow.Good idea.A.not rain B.will rainC.doesnt rain D.wont rain参考答案：1-5 BCDBA6-10 ACCBC