定語從句與名詞性從句做題技巧

1、解答高中英語定語從句中的方法技巧選擇引導定語從句的引導詞是學習定語從句的難點。巧用以下口決，可化難為易。 一看指人還是物; 二看介詞在何處； 三看句中作何用; 四看否屬特殊。 在定語從句中如何正確判斷與使用介詞?方法1. 看定語從句中形容詞與介詞的搭配方法2. 看從句中的動詞或動詞詞組與先行詞的搭配方法3. 根據(jù)先行詞判斷，所用的介詞與先行詞搭配名詞/代詞/數(shù)詞+ of +which/whom知多少? 名詞/代詞/數(shù)詞+ of 表示物用which表示人用whom如何恰當使用when ,where , why與which, that引導的定語從句? 1. 先行詞是表示地點,時間,原因的名詞或含有

2、地點,時間,原因意義的抽象名詞，用來引導定語從句.where ,where, why在從句中作狀語相當于相應的介詞+which 2. 若定語從句缺主語或賓語，用which或that引導定語從句。如何用好whose 引導的定語從句? Whose從句可轉換為“ of +關系代詞”型，如：e.g. They live in a house, whose door opens to the south. = They lived in a house, of which the door opens to the south. = They lived in a house, the door of

3、which open to the south. 名 詞 性 從 句考點1語序問題 名詞性從句在句中要用陳述語序,從句的引導詞必須始終置于從句句首 ?？键c2 時態(tài)問題 1）主句的動詞用過去時，從句謂語動詞用過去的某種時態(tài) 2）主句的動詞用過去時，從句表示客觀事實，格言，諺語等 ，從句謂語動詞用 一般現(xiàn)在時 3)主句的動詞用一般現(xiàn)在時，從句謂語可根據(jù)需要選用各種時態(tài)考點3 主謂一致問題 單個的主語從句作主語時，謂語動詞一般用單數(shù)形式。如果是兩個或兩個以上的主語從句作主語，謂語動詞則用復數(shù)形式。由兩個或多個連接詞引導一個主語從句，謂語動詞用單數(shù)形式。 When they will start an

4、d where they will go_(have)still unknown. When and where the meeting will begin _ (have) not been decided yet .考點4虛擬語氣 a)主語從句中的虛擬語氣 基本句型：It is +形容詞、名詞、過去分詞+ that 主語+ (should) do a. It is important (necessary, natural, strange, advisable etc)+that主語+ (should) do b. It is a pity( a shame, no wonder et

5、c)+that 主語+ (should) do c. It is suggested (ordered, proposed, required, demanded, requested, insisted etc)+that . b)賓語從句中的虛擬語氣 表示建議、要求、命令,堅持等動詞insist、command、order、 suggest、advise、propose、demand、require、request、desire、urge、recommend等后的從句中的謂語動詞用 (should) + do/be done 注意：suggest 當表示“暗示、表明”講時，insist 表

6、示“堅持認為”之意時，從句按需要來選擇時態(tài)We suggested that the meeting _ （延期）. (put)he smile on his face suggested that he _(was/be/is)satisfied with our work. b)賓語從句中的虛擬語氣a. I wish I _(know) the answer now.  b. I wish he _(pass)  the exam yesterday.c. I wish&

7、#160;I _ (fly) to the moon in a few years. 對現(xiàn)在虛擬時，that從句中謂語用過去時 對過去虛擬時，用had過去分詞 對將來虛擬時，用would (might/could)動詞原形 c)表語和同位語從句中的虛擬語氣 在 suggestion, proposal, idea, plan, order, advice 等名詞后面的表語從句、同位語從句中謂語動詞要用虛擬語氣，即 (should) + do/be done. 1. His suggestion that

8、you _ once more sounds reasonable. (A) A. try B. tries C. must try D. can try 2. The order given by the commander was that they _ until the commander allowed they to. A. stopped B. didnt stop C. stop D. not stop (D)考點5 it作形式主語和形式賓語當主語從句較長，而謂語較短時，常常將從句 后置，而用it作為形式主語置于句首。it 也可作形式賓語。 1. _ is known to u

9、s all that the 2008 Olympic Games will take place in Beijing. _ is known to us all, the 2008 Olympic Games will take place in Beijing. A. It B. What C. As D. Which2. He didnt make _ clear when and where the meeting would be held.（07年天津卷） A. this B. that C. it D. these 考點6 連接詞 a) what / which what 表“

10、什么”（無選擇范圍） which表選擇, “哪一個”（有選擇范圍） b) whatever /whoever/however/whomever/whichever/ 無論,不管 whatever 等同類詞既可以引導名詞性從句，也可以引導讓步狀語從句; 而 no matter what等只能引導讓步狀語從句。 c).that/whether/what That : 無意義，不在從句中擔任成分，引導賓語從句時可以省略。 Whether：“是否”，不在從句中擔任成分，不可省略。 whether和 if ：都能引導賓語從句；在下列情況下只能用whether a.引導主語從句、表語從句、同位語從句時；

11、b. 介詞后； c. whether or not ; What : 在從句中擔任主語、賓語、表語等成分；意思是什么所.的（事情，人，時間，地點，方式等） 1._(What/That /whether) was most important to her, she told me, was her family. 2._ we cant get seems better than _ we have. A. What; what B. what; that C. That; that D. That; what 3._made the school proud was more than 90% of the students had been admitted to key universities