2020_2021學(xué)年新教材高中英語Unit5IntotheunknownUsinglanguage學(xué)案含解析外研版選擇性必修420210317251

1、Unit 5Into the unknownUsing language語法精講素養(yǎng)提升名詞性從句(Noun Clauses)名詞性從句是在句子中起名詞作用的句子, 在復(fù)合句中能擔(dān)任主語、賓語、表語、同位語、介詞賓語等, 名詞性從句又可分別稱為主語從句、賓語從句、表語從句和同位語從句。用恰當(dāng)?shù)囊龑?dǎo)詞填空并體會(huì)它們的功能。1. Through comparison, he found that the locations of the 117 known Maya cities correspond to the positions of the stars. 2. What is most e

2、xtraordinary about these complex structures is how they were built without the use of wheels, metal tools or even animal power. 3. The fact that Maya society was technologically primitive makes its achievements all the more incredible and mysterious. 4. But the greatest mystery of all is what caused

3、 the Maya to abandon most of their great cities. 5. Why Maya civilization collapsed remains a mystery. 1. 引導(dǎo)名詞性從句的引導(dǎo)詞: (1)連接代詞: what, which, who, whom, whose(2)連接副詞: when, where, why, how(3)連接詞: that (賓語從句或表語從句中“that”有時(shí)可以省略); whether, if(均表示“是否”表明從句內(nèi)容的不確定性); as if, as though (均表示“好像”, “似乎”)2. 名詞性從句的

4、一般引導(dǎo)詞的用法(1)連接詞 that只起連接作用, 沒有任何意思, 也不充當(dāng)句子成分, 在賓語從句中可省略, 但引導(dǎo)其他名詞性從句時(shí)通常不省略。如: *I hope (that) you enjoy your holiday. 希望你假期過得好。*That he likes you is very obvious. 很顯然他喜歡你。(2)連接詞 whether也不充當(dāng)句子成分, 但有自己的意思, 表示“是否”; 引導(dǎo)賓語從句時(shí), 可換成 if, 但引導(dǎo)其他名詞性從句時(shí)不能換成if。*He asked whether (if) I would show him the way. 他問我是否可以

5、給他帶路。*Whether it will do us harm remains to be seen. 是否對(duì)我們有害還要看一看。(引導(dǎo)主語從句, 不能用if代替whether)(3)連接代詞who(m), whose, which, what等, 均有各自的意義, 在從句中作主語、賓語、定語等。如: *Tell me which one you like best. 告訴我你最喜歡哪一個(gè)。(4)連接副詞when, where, why, how等, 也各自有自己的意義, 在從句中作狀語。如: *The question is how we should carry out the plan

6、. 問題是我們應(yīng)該怎樣執(zhí)行這個(gè)計(jì)劃。*When shell be back depends much on the weather. 她什么時(shí)候回來在很大程度上要看天氣。*Why he did it will remain a puzzle forever. 他為什么這樣做將永遠(yuǎn)是一個(gè)謎?！炯磳W(xué)活用】 語法填空(2020浙江高考)Over thousands of years, they began to depend less on what could be hunted or gathered from the wild, and more on animals they had rai

7、sed and crops they had sown. (2020江蘇高考)It is not a problem whether we can win the battle; its just a matter of time. (2020天津高考)My grandmother helped me believe that I could accomplish whatever I put my mind to. 3. 名詞性從句易錯(cuò)易考點(diǎn)(1)that與what的區(qū)別that “三不”(不作成分; 無意義; 一般不省略)what在從句中作成分也不可省略*That she lacks ex

8、perience is obvious. 她缺少經(jīng)驗(yàn), 這是顯然的。*Do you know what she lacks? 你知道她缺什么嗎? (2)If/whetherIf/whether二者均可的情況: 它們?cè)诩拔飫?dòng)詞之后引導(dǎo)賓語從句It當(dāng)形式主語時(shí)后置的主語從句其余情況常用whether*Whether well go camping depends on weather. 我們是否去露營取決于天氣。*The question is whether it is true. 問題是這是不是真的。*We have a doubt whether he can come. 我們懷疑他是否能來

9、。*We havent heard of whether he will go. 我們還沒有聽說他是否會(huì)去。*I dont know whether/if well go camping. 我不知道我們是否去露營。*It depends on you whether/if well go camping. 是否要露營取決于您。(3)that引導(dǎo)同位語從句與定語從句區(qū)別同位語從句中名詞多是抽象的且有內(nèi)容的名詞(idea/promise/information/fact/message/news/evidence. . . ) 同位語從句是對(duì)名詞內(nèi)容的解釋或補(bǔ)充說明; 定語從句是對(duì)該名詞的限定。t

10、hat區(qū)別在同位語從句中不作成分, 沒有意義, 不能省略, 在定語從句中可作主語或賓語, 作賓語時(shí)可省略。*They expressed the hope that they would come to visit China again. (同位語從句)他們表示希望他們能再次訪問中國。*The hope that she expressed is that they would come to visit China again. (定語從句)她表示希望他們?cè)俅蝸碇袊?4)wh-與wh-ever引導(dǎo)名從的區(qū)別區(qū)別: 只有語義不同wh-ever 表泛指譯為“無論”; wh-表特指比較: *I

11、 agreed with what you said. 我同意你的意思。*I agreed with whatever you said. 我同意你所說的一切。(5)區(qū)別三大句式It/This/That is because. . . 那是因?yàn)镮t/This/That is why. . . 那是為什么The reason is that. . . 原因是*I came late. That was because it rained. 我來晚了, 那是因?yàn)橄掠炅恕?It rained. That was why I came late. 下雨了, 這就是我來晚的原因。*The reason

12、why I came late was that it rained. 我遲到的原因是下雨了。(6)在名詞性從句中, it作形式主語或形式賓語*He took it for granted that his parents raised him. 他認(rèn)為他的父母撫養(yǎng)他是理所當(dāng)然的?！炯磳W(xué)活用】 語法填空What impressed me most was that she is always smiling. Scientists have found the evidence that smoking can harm health. Tom hopes to become a friend

13、 of whoever shares her interests. 語法填空(名詞性從句)Parents feel that it is difficult to live with teenagers. And teenagers have similar feelings that it is not easy to live with them. Thus, it is common that they argue with each other. The most common argument is who will clean teenagers bedrooms. However

14、, most teenagers take it for granted that their parents should clean the bedrooms. Now many parents dont know what they can do. Psychologists give a suggestion that parents should not only talk to their children but also listen to what they have to say. This is because communication is a two-way pro

15、cess. 課時(shí)檢測素養(yǎng)達(dá)標(biāo). 單句語法填空1. The notice came around two in the afternoon that the meeting would be postponed. 2. It was never clear why the man hadnt reported the accident sooner. 3. What you said at the meeting described a bright future for the company. 4. What makes the book so extraordinary is the cr

16、eative imagination of the writer. 5. We choose this hotel because the price for a night here is down to$20, half of what it used to charge. 6. Every year, whoever makes the most beautiful kite will win a prize in the Kite Festival. 7. (2019浙江高考)One study in America found that students grades improve

17、d a little after the school introduced uniforms. 8. Jane moved aimlessly down the tree-lined street, not knowing where she was heading. 9. Scientists have responded by noting that hungry bears may be congregating(聚集) around human settlements, leading to the illusion(錯(cuò)覺)that populations are higher th

18、an they actually are. 10. (2018浙江高考)Many westerners who come to China cook much less than in their own countries once they realize how cheap it can be to eat out. . 完成句子(使用名詞性從句 )1. Where the English evening will be held has not yet been announced. 英語晚會(huì)將在哪里舉行, 還沒有宣布。2. Whoever breaks the law will be punished. 違法者將受到懲罰。3. What surprised all of us was that the concert was calle