高考英语一轮复习-Unit-5-Meeting-your-ancestors讲义-新人教版选修.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Book 8,Unit 5,Meeting your ancestors,语言点用法过关,1,.alternative,adj,.,可替代的,n,.,可供选择的事物,教材原句,Can you think of the,alternatives,we would use today?,你能想出我们今天,使用的可供选择的物品吗,?,语境应用,单句改错,There is no alternative for us but take immediate action to stop pollution.,在,but,后加,to,一句多译,为了取得更大的进步,我们不得不充分利用好业余时间。,(2015,重庆高,考,),In order to make,greater progress,we,have no choice but to make full use of spare time,can do nothing but make full use of spare time,have no alternative but to make full use of spare time,用法点拨,(1)have no alternative but to do,sth,.,别无选择只好做某事,Theres no alternative,别无选择,an alternative to,sth,.,某物的替代品,an alternative method of doing,sth,.,做某事的其他方法,(2)alternatively,adv,.,可供选择地,联想,“,别无选择只好做,”,的其他表达,:,have no choice but to do,sth,.,cant do,sth,.but do,sth,.,can do nothing but do,sth,.,2,.interrupt,vt,.&,vi,.,打断,讲话,;,打岔,;,暂时中断或中止,教材原句,Im sorry,to,interrupt,you but how could they live here?,对不起,打断了你,的讲话,但他们怎么会住在这儿呢,?,语境应用,单句填空,Will you stop,interrupting,(interrupt)us when we are talking?,She has kept up learning English for several years without,interruption,(,int,-,errupt,).,When,interrupted,(interrupt)by a boy,the speaker was a bit angry.,写作微练,不要打断他们。他们正在谈论环保。,Dont interrupt them.They are talking about environmental protection.,不要打扰你的弟弟,他正在学习英语。,Dont disturb your brother.He is learning English.,用法点拨,(1)interrupt,sb./sth.(with,sth,.),(,因某事,),打断某人,/,某事,(2)interruption,n,.,打扰,;,插嘴,;,打岔,;,阻断物,without interruption,连续地,;,不断地,助记,3,.assume,vt,.,假定,;,设想,教材原句,So we think it is reasonable to,assume,they lived in these caves,regardless,of the cold.,所以我们有理由认为他们不顾严寒,就住在这些洞穴里。,语境应用,单句填空,We are working,on,the assumption that everyone invited will turn,up.,A lot of people make the assumption,that,poverty only exists in the,Third World.,Assuming,(,assume)that,the advice is accepted,when are we going to get the,money?,We are working on the,assumption,(,assume)that,it was a gas explosion.,写作微练,一般认为,网上投票非常方便。,(2016,江苏书面表达,),Its generally assumed that voting on the Internet is very convenient.,用法点拨,(1)assume,sb./sth,.to be.,假定,/,假设某人,/,某事为,It is assumed that.,人们认为,(2)assumption,n,.,假定,;,假设,make an assumption,认为,;,假定,on the assumption that.,假定,(3)assuming(that).,假设,/,假定,(,引导条件状语从句,),1,.regardless of,不管,;,不顾,教材原句,So we think it is reasonable to assume they lived in these caves,regardless of,the cold.,所以我们有理由认为他们不顾严寒,就住在这些洞穴里。,语境应用,完成句子,The club welcomes all new members,regardless of age,.,俱乐部对所有新成员不分年龄一律欢迎。,In spite of/Despite his old age,he still leads an active life.,尽管年事已高,他依旧过着一种忙碌的生活。,句型转换,No matter how old you are,you can sign up for the match.,You can sign up for the match,regardless of age,.,Although there are difficulties,we will arrive at the destination on,schedule.,Despite difficulties,we will arrive at the destination on schedule.,写作微练,尽管你反对,我也要继续实施这项计划。,Despite your objection,I will continue to carry out the plan.,用法点拨,(1)regardless of“,不管,不顾”,表示某事不重要,从而不加以重视或考,虑,其后可接,whether,what,引导的从句。,(2)despite/in spite of,意为“尽管,”,其后一般不接从句,但可以接,the,fact that.,。,2,.date back to,追溯到,;,起始于,教材原句,All the objects are from the same excavation site in,Sanxingdui,and can be,dated back to,between 3,000 and 5,000 years ago.,所有的物品都来自三星,堆的一个挖掘点,时间可以追溯到,3,000,年到,5,000,年前。,语境应用,单句改错,My interest in stamp collecting dates back my schooldays.,back,后加,to,According to the expert,the temple has a history date from the early,Tang dynasty.,datedating,完成句子,They,have set a date for,their wedding.,他们已经确定了婚礼的日,期。,写作微练,我不想买这件外套,它的款式过时了。,I dont want to buy this coat.Its style is out of date.,用法点拨,(1)date back to(=date from),常用于一般现在时,;,不用于被动语态。常用,其现在分词形式作后置定语,(2)set a date for,确定,的日期,up to date,新式的,现代的,out of date,过时的,过期的,1 If only.,要是,就好了,教材原句,If only,it could be just like last year!,要是能像去年那样就好了,!,语境应用,单句填空,I paid 200,yuan,for speeding.If only,I had respected,(respect)the traffic rules.,It sounds like something is wrong with the cars engine.If,so,wed better take it to the garage immediately.,Get up early tomorrow morning.If,not,you will miss the first bus.,The old store enjoys a good reputation in this area.,I cant agree more.There are very few,if,any,complains about their service.,写作微练,只有每个人关注我们的环境,我们的地球才不会被污染得那么严重。,Only if everyone cares about our environment can our earth not be,pollutd,so much.,要是我不参加会议就好了。,(2016,课标全国,),If only I would not attend the meeting.,单句改错,I am going to visit some homes for the old in our city,if possibly,in the,coming summer holiday.,possiblypossible,用法点拨,If only+,句子,句子使用虚拟语气,:,“If only+,一般过去时的句子”表示对现在的虚拟,be,动词用,were,“If only+,主语,+would+,动词原形”表示对将来的虚拟,“,If only+,过去完成时的句子”表示对过去的虚拟,点津,only if“,只要,”,引导条件状语从句,位于句首时主句用部分倒装。,联想,if possible,如果可能的话,if necessary,如果必要的话,if so,如果是这样的话,if not,如果不,if any,如果还有,(,某物,),的话,if ever,如果,(,某事,),曾发生过的话,2,.only to do,作结果状语,教材原句,Abruptly she sat down,only to be scooped up,by her laughing,shouting,sister,Luna.,她突然坐了下来,结果被爱吵闹的妹妹露娜一把抱了起来。,语境应用,单句填空,After school we went to the reading room to do some reading,only to be,told,(tell,)that it was being decorated.,Water can absorb and give off a lot of heat without big changes in tem-,perature,thus,creating,(create)a stable environment.,一句多译,他年龄太小了,不能一个人去上海。,He is too young to go to Shanghai,alone.,(too,.to.),He is not old enough to go to Shanghai alone.,(.enough to do),用法点拨,(1)only to do.,意为“不料,(,却,),结果,(,却,),”,表示一个没有料到,的结果。,(2),现在分词作结果状语从句常常表示一个意料之中的结果。,联想,动词不定式作结果状语的特殊用法,:,too.to.,太,而不能,.enough to do,够,去,