人教版选修6高二英语Grammar Unit 4 Module 6 答案

答案一、复习：BBAAB二、自主学习：If从句与过去事实相反，故用haddone,主句与现在事实相反，故用wouldbe.AB三、虚拟语气的其他用法：在宾语从句中的应用。表示命令、建议、要求等的动词+宾语从句，从句用虚拟语气。（should）+do的形式。常见的词：suggest，advise，recommend，propose；order，command；require，request，demand；insist。arewereACBCIdemandedhe(should)answermeimmediately.在主语从句在的应用。1.Itisnecessary(important,natural,strange,etc.)+that句。2.Itwasapity(ashame,nowonder,etc.)that+that句。3.Itwillbedesired(suggested,decided,ordered,requested,proposed,etc.)that+句。用（should）+doBCB在表语从句，同位语从句中的应用。表示建议、要求和命令对应的名词后面跟表语从句或同位语从句时，从句通常用虚拟语气（should）+do。DBAMysuggestionisthatyoushouldpracticespeakingEnglishasoftenaspossible.在状语从句中的应用。Evenif/eventhough,asif/asthough引导状语从句时，如表示与事实相反时用虚拟语气。Shetalkedaboutthefilmasifshehadseenitbefore.ACCMrGreenspokeslowlysothat/inorderthathecouldmakehimselfheardclearlybyhisstudents.四、虚拟语气的几个句式：Wish句式：Wishthat+句子。“但愿……就好了”。与现在事实相反，谓语动词用过去式、be（were）;与过去事实相反，用haddone;与将来事实相反，用would+do.CBIfonly/onlyif句式：时间If条件句（谓语动词形式）主句（谓语动词形式）现在过去式/be(were)would/should…do过去haddoneWould/should…havedone将来过去式/shoulddo/weretodoWould/shoulddo省略if把had、were、should等提到句首，用倒装语序Ifonly通常要用虚拟语气。而onlyif“只有……才……”，放在句首，用部分倒装。DIt’s(high)timethat……,wouldratherthat……句式：It’stimethat……,通常用过去式、be（were）,或用should+do。Wouldratherthat……与现在事实相反，谓语动词用过去式,be(were)；与过去事实相反，用haddone;与将来事实相反，用过去式。DABC含蓄句式：Butfor/otherwise/or/without等引导短语相当于if引导的条件状语从句，句子使用相应的动词形式。ADB