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that D. That。 I have no idea when she will be back. 同位語從句和定語從句的區(qū)別: that作為關系代詞,可以引導定語從句,充當句子成分,在從句中作賓語時可以省略 that引導同位語從句時,起連詞的作用,沒有實際意義,不充當句子成分,一般不能省略。 引導表語從句的關聯(lián)詞與引導主語從句的關聯(lián)詞大致一樣,表語從句位于連系動詞后,有時用 as if, as though , because 引導。 be sure 用于肯定句或疑問句時,后接 that 引導的名詞性從句;用于否定句時,后接 whether/if 引導的名詞性從句。 that也很少引導介詞賓語從句,只在 except, but, in等之后才用 。 I insist that she (should) do her work alone. The mander ordered that troops (should) set off at once. 但是 , 如果 suggest作“ 表明、暗示 ”講 , insist作“ 堅持說、堅持認為 ”講,則其后的賓語從句中應該用陳述語氣。 引導賓語從句的關聯(lián)詞與引導主語從句表語從句的關聯(lián)詞大致一樣,在句中可以作 謂語動詞或介詞及非謂語動詞的賓語。 anyone和 the one 后少 who, who表特指,故排除。常用句型如下: 1) It + be + 名詞 + ( no wonder, an honor, a good thing, a pity, a fact, good news etc.) that從句 It’s a pity that we can’t go. It’s no surprise that our team has won the game. (我們隊贏得了比賽,這不足為奇。 Who will win the match is still unknown. Where the English evening will be held has not yet been announced. That he stole a bike was true. 單個的主語從句作主語時,謂語動詞用單數(shù)形式。 1. 主語從句 在句中作主語的句子叫主語從句。Noun Clause 一 引導詞 二 it作形式主語和形式賓語 三 語序 四 時態(tài) 五 主謂一致 六 名詞性從句中的虛擬語氣 七 否定前移 八 同位語從句和定語從句的區(qū)別 在復合句中起名詞作用的從句叫做名詞性從句。 主語從句通常由 從屬連詞 that,whether 和 連接代詞 what, who, which, whatever, whoever以及 連接副詞 how,when,where, why等詞引導。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。) 2) It + be + 形容詞 (obvious, true, natural, surprsing , possible, likely, certain, probable, etc.+ that從句 It is certain that she will do well in her exam. It is probable that he told her everything. 3) It + be + 動詞的過去分詞 (said, reported, supposed, expected, announced,suggested, proposed , desired , etc. ) + that從句 It is said that Mr. Green has arrived in Beijing. It is decided that the meeting has been put off till next Monday. 4) It + 不及物動詞 + that 從句 It seemed (happened, doesn’t matter, has turned out) that It didn’t matter that he wasn’t present. 注意 :在主語從句中用來表示驚奇、不相信、惋惜、理應如此等語氣時,謂語動詞要用虛擬語氣 “ (should) +do”,常用的句型有 : It is necessary /important, a pity/ /natural /strange/vital/ / essential etc.) that … It’s strange that you should have done such a silly thing. It’s a pity that you (should) be such a kind of per