高三一輪英語(yǔ)總復(fù)習(xí)-Unit 5 Meeting your ancestors 課件【系列三】

1、Unit5 Meeting your ancestors人教版 選修八語(yǔ)言點(diǎn)用法過(guò)關(guān)1.alternative adj.可替代的 n.可供選擇的事物教材原句Can you think of the alternatives we would use today?你能想出我們今天使用的可供選擇的物品嗎?語(yǔ)境應(yīng)用單句改錯(cuò)There is no alternative for us but take immediate action to stop pollution.在but后加to一句多譯為了取得更大的進(jìn)步,我們不得不充分利用好業(yè)余時(shí)間。(2015重慶高考)In order to makegre

2、ater progress, we have no choice but to make full use of spare timecan do nothing but make full use of spare timehave no alternative but to make full use of spare time用法點(diǎn)撥(1)have no alternative but to do sth.別無(wú)選擇只好做某事Theres no alternative別無(wú)選擇an alternative to sth.某物的替代品an alternative method of doing

3、 sth.做某事的其他方法(2)alternatively adv.可供選擇地聯(lián)想“別無(wú)選擇只好做”的其他表達(dá):have no choice but to do sth.cant do sth. but do sth.can do nothing but do errupt vt.& vi.打斷講話;打岔;暫時(shí)中斷或中止教材原句 Im sorry to interrupt you but how could they live here?對(duì)不起,打斷了你的講話,但他們?cè)趺磿?huì)住在這兒呢?語(yǔ)境應(yīng)用單句填空Will you stop interrupting (interrupt)

4、 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. 寫(xiě)作微練不要打斷他們。他們正在談?wù)摥h(huán)保。Dont interrupt them. They are talking about environmental protection.不要打擾你的弟弟,他正在學(xué)習(xí)英語(yǔ)。Dont disturb yo

5、ur brother. He is learning English.用法點(diǎn)撥(1)interrupt sb./sth.(with sth.)(因某事)打斷某人/某事(2)interruption n.打擾;插嘴;打岔;阻斷物without interruption連續(xù)地;不斷地 助記3.assume vt.假定;設(shè)想教材原句So we think it is reasonable to assume they lived in these caves, regardless of the cold.所以我們有理由認(rèn)為他們不顧嚴(yán)寒,就住在這些洞穴里。語(yǔ)境應(yīng)用單句填空We are working

6、 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.寫(xiě)作微練一般認(rèn)為,網(wǎng)上投票非常方

7、便。(2016江蘇書(shū)面表達(dá))Its generally assumed that voting on the Internet is very convenient.用法點(diǎn)撥(1)assume sb./sth. to be.假定/假設(shè)某人/某事為It is assumed that.人們認(rèn)為(2)assumption n.假定;假設(shè)make an assumption認(rèn)為;假定on the assumption that.假定(3)assuming (that).假設(shè)/假定(引導(dǎo)條件狀語(yǔ)從句)1.regardless of 不管;不顧教材原句So we think it is reasonab

8、le to assume they lived in these caves, regardless of the cold.所以我們有理由認(rèn)為他們不顧嚴(yán)寒,就住在這些洞穴里。語(yǔ)境應(yīng)用完成句子The club welcomes all new members regardless of age.俱樂(lè)部對(duì)所有新成員不分年齡一律歡迎。In spite of/Despite his old age, he still leads an active life.盡管年事已高,他依舊過(guò)著一種忙碌的生活。句型轉(zhuǎn)換No matter how old you are, you can sign up for

9、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.寫(xiě)作微練盡管你反對(duì),我也要繼續(xù)實(shí)施這項(xiàng)計(jì)劃。Despite your objection, I will continue to carry out the plan.用法點(diǎn)撥(1)rega

10、rdless of“不管,不顧”,表示某事不重要,從而不加以重視或考慮,其后可接whether, what引導(dǎo)的從句。(2)despite/in spite of意為“盡管”,其后一般不接從句,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.所有的物品都來(lái)自三星堆的一個(gè)挖掘點(diǎn),時(shí)間可以追溯到3,000年到5,00

11、0年前。語(yǔ)境應(yīng)用單句改錯(cuò)My interest in stamp collecting dates back my schooldays. back后加toAccording 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. 他們已經(jīng)確定了婚禮的日期。寫(xiě)作微練我不想買(mǎi)這件外套,它的款式過(guò)時(shí)了。I dont want to buy this coat. Its style is out of

12、date.用法點(diǎn)撥(1)date back to(=date from)常用于一般現(xiàn)在時(shí);不用于被動(dòng)語(yǔ)態(tài)。常用其現(xiàn)在分詞形式作后置定語(yǔ)(2)set a date for確定的日期up to date新式的,現(xiàn)代的out of date過(guò)時(shí)的,過(guò)期的1 If only.要是就好了教材原句If only it could be just like last year!要是能像去年那樣就好了!語(yǔ)境應(yīng)用單句填空I paid 200 yuan for speeding. If only I had respected (respect) the traffic rules.It sounds like

13、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.寫(xiě)作微練只有每個(gè)人關(guān)注

14、我們的環(huán)境,我們的地球才不會(huì)被污染得那么嚴(yán)重。Only if everyone cares about our environment can our earth not be pollutd so much. 要是我不參加會(huì)議就好了。(2016課標(biāo)全國(guó))If only I would not attend the meeting.單句改錯(cuò)I am going to visit some homes for the old in our city, if possibly, in the coming summer holiday. possiblypossible用法點(diǎn)撥If only+句子

15、,句子使用虛擬語(yǔ)氣:“If only+一般過(guò)去時(shí)的句子”表示對(duì)現(xiàn)在的虛擬,be動(dòng)詞用were“If only+主語(yǔ)+would+動(dòng)詞原形”表示對(duì)將來(lái)的虛擬“If only+過(guò)去完成時(shí)的句子”表示對(duì)過(guò)去的虛擬點(diǎn)津only if“只要”,引導(dǎo)條件狀語(yǔ)從句,位于句首時(shí)主句用部分倒裝。聯(lián)想if possible如果可能的話if necessary如果必要的話if so如果是這樣的話if not如果不if any如果還有(某物)的話if ever如果(某事)曾發(fā)生過(guò)的話2.only to do作結(jié)果狀語(yǔ)教材原句Abruptly she sat down, only to be scooped up by

16、 her laughing, shouting sister, Luna.她突然坐了下來(lái),結(jié)果被愛(ài)吵鬧的妹妹露娜一把抱了起來(lái)。語(yǔ)境應(yīng)用單句填空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 environme