外研版高中英語必修三《Disaster and hope》SectionB PPT下載,共37頁。
題組練·領(lǐng)悟方法
核心詞匯
教材原句p.65 What has been left out in sentences (a) and (b)?
句子(a)和(b)中省略了什么?
1 leave out 省略;遺漏;忽視,冷落
He told me this sentence could be left out.他告訴我這個句子可以省略。
When I looked through the passage,I found I had left out an important sentence. 當(dāng)瀏覽這篇文章時,我發(fā)現(xiàn)我漏掉了一個重要的句子。 [詞匯復(fù)現(xiàn)]
He hadn’t been asked to the party and was feeling very left out.他未被邀請參加聚會,感到頗受冷落。
【歸納拓展】
leave aside 不予考慮,擱置一邊 leave behind 忘記帶走,留下;落后
leave sb./sth. alone 不打擾(某人);不碰(某物) leave off 停止,中斷
Mind your own business and leave me alone.管好你自己的事情,別來煩我。
教材原句p.65 Technology isn ’t the only way to forecast the weather.
技術(shù)并不是預(yù)測天氣的唯一方法
2 forecast v. & n. . 預(yù)測,預(yù)報
Temperatures were forecast to reach 40℃ . 預(yù)測溫度達 40 攝氏度。
The weather forecast is good for tomorrow. 天氣預(yù)報說明天是晴天。
【學(xué)法點撥】forecast 中的 fore- 是前綴,表示“在前部,預(yù)先”。前綴 fore- 構(gòu)成
的其他單詞還有:forehead 前額,foresee 預(yù)見,foretell 預(yù)言。
教材原句p.65 So, for accurate and reliable predictions, it ’s best to check an official, scientific report . 因此,為了準(zhǔn)確可靠的預(yù)測,最好查看官方的科學(xué)報告。
3 reliable adj.可信賴的,可靠的
reliable information 可靠的信息 a reliable friend 可信賴的朋友
Gideon is very reliable—if he says he’ll do something,he’ll do it.
吉迪恩為人很可靠——他說到做到。
【歸納拓展】
rely on/upon = depend on/upon 依靠,依賴;信任,信賴
rely on sb./sth. to do sth. 依靠某人 / 某物做某事
rely on it that... = depend on it that... 相信……
You may rely on it that she won’t leave out any important information.
你可以相信她不會漏掉任何重要的信息。 [詞匯復(fù)現(xiàn)]
教材原句p.65 International rescue teams soon began to arrive in the country.
國際救援隊很快開始抵達該國。
5 rescue n. & v.
(1)n. 營救,解救
搭配:come to the/one’s rescue 來援救某人
a rescue team 救援隊 rescue workers 救援人員
When we were trapped in the ruins,the soldiers came to our rescue.
當(dāng)我們被困在廢墟中時,士兵們趕來救援。
(2)v. 營救,解救
搭配:rescue...from... 把……從……中救出來
At midnight we finally rescued the people from the burning building.
在午夜,我們終于把那些人從著火的大樓中救了出來。
單元語法
1 并列句中的省略
并列句中經(jīng)常根據(jù)上下文省略重復(fù)的內(nèi)容,以使行文簡潔。
(1)省略出現(xiàn)在后一分句中。
Tom picked up the book on the floor and(he)handed it to his teacher.
湯姆撿起地板上的書并把它交給了老師。(省略主語)
Jim came at eight,but Henry(came)at nine.吉姆是 8 點來的,但亨利是 9 點來的。(省略謂語)
I have been to Beijing and(I have)seen the Great Wall.我去過北京并見到了長城。(省略主語和助動詞)
I asked him to see the film,but he didn’t want to(see the film).我叫他去看電影,但是他不想去。(省略賓語)
(2)省略出現(xiàn)在前一分句中。
We can(win the match),and certainly will win the match.我們能夠,并且一定會贏得這場比賽。
(3)前后兩個分句中都出現(xiàn)省略。
I’ll fly to(Guangzhou),but(I’ll)drive back from Guangzhou.我將乘飛機去廣州,但自己駕車返回。
2 狀語從句中的省略
(1)在 when,while,whenever,until,if,unless,though,although,as if,as though,as,whether 等引導(dǎo)的狀語從句中,若從句的主語與主句主語一致(或從句主語是 it),且從句謂語含有 be 動詞,可以省略從句的主語和 be 動詞。
When(it is)completed,the museum will open to the public.
當(dāng)建成后,這座博物館將向公眾開放。
(2)在 than,however,whatever,no matter what 等引導(dǎo)的從句中常省略某些成分。
After two hours she became quieter(than she had been).兩個小時后,她變得更安靜了。
(3)如果 if 引導(dǎo)的虛擬條件句中有 were,had,should,常省略 if,并將 were,had,should 提前構(gòu)成部分倒裝。
Were it to snow(= If it were to snow)in such a hot summer day,I would do this for you. 如果在這么熱的夏天下雪,我就會為你做這件事。
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