资源描述：
《16 subjunctive mood》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、Lecture16SubjunctiveMoodTeachingContents16.1BE–subjunctive16.2WERE-subjunctiveMood,asagrammaticalcategory,isafiniteverbformthatindicatewhetheranutteranceexpressesafact,acommandorrequest,oranon-factandhypothesis.Therearethreetypesofmood:indicativemood,imperativemoodands
2、ubjunctivemood.Therearetwoformsofsubjunctivemood:be–andwere-subjunctivemood.16.1BE-subjunctiveThebe-subjunctive,liketheimperative,isrealizedbythebaseformoftheverb.Whateverthepersonofthesubject,thepredicatorinvariablytakesthebaseform.Consequently,wheretheclausehasaplura
3、lsubject,thereisnormallynodistinctionbetweenindicativeandsubjunctiveforms,exceptfortheverbbe.Thesubjunctiveformofbeisbeforallpersons.1)Incertainthat-clausesThebe-subjunctiveiscommonlyusedinthatclausetodenoteacommand,decision,suggestion,etc.A.Aftersuchverbsasdecide,decr
4、ee,demand,insist,move,order,prefer,propose,recommend,request,require,suggest,vote,etc.---Thejudgeinsistedthattheaccusedmanappearinperson.---Heorderedthatthebooksbesentatonce.B.Aftersuchadjectivesasadvisable,appropriate,desirable,essential,fitting,imperative,important,i
5、mpossible,necessary,obligatory,proper,etc.---Itisabsolutelyessentialthatallthefactsbeexaminedfirst.---Itisimportantthathebeplacedintheappropriatejob.C.Aftersuchnounsasdecision,decree,demand,instruction,order,requirement,resolution,etc.---Ourdecisionisthattheschoolremai
6、nclosed.---Wewerefacedwiththedemandthatthistaxbeabolished.Note:•Itisessentialthathe{have/has/shouldhave}allthefacts.2)IncertainadverbialclausesThebe-subjunctiveisalsousedinadverbialclausesintroducedbyif,though,whatever,solongas,whether,lest.Thisislimitedtoformalstyle.-
7、--Ifthatbetheofficialview,itcannotbeaccepted.Ifanypersonbefoundguilty,heshallhavetherightofappeal.Ininformalstyle,theindicativemoodor“should/may+infinitive”areusedinstead:---Iftherumouristrue,everythingispossible.---Heranawaylestheshouldbeseen.条件句：A.真实条件句(SentencesofRe
8、alCondition)：提出的条件是可以实现的句子。B.非真实条件句(SentencesofUnrealCondition)：提出的条件与事实相反或不可能实现或实现的可能性极小。现在虚拟式用在if从句中，并不表示非真实条件（虚拟条件
