名詞性從句知識結構圖解(已修改)
2025-07-08 21:00 本頁面
【正文】 名詞性從句定義：在句子中起名詞作用的句子叫名詞從句 (Noun Clauses). 名詞性從句包括主語,賓語,表語,同位語從句. ★ 名詞性從句中使用陳述句語序。 ① 從屬連詞that。 whether。 if (只起引導從句的作用，在從句中不做句子成分） ② 連接代詞 what, whatever, who, whoever, whom, whomever, whose, which, 中做主語，賓語，表語，定語等句子成分。 ③ 連接副詞when, where, how, why, whenever, however, wherever等在從句中做狀語成分。 引導名詞性 2. 名詞性從句的連接詞選用原則：“缺什么就補什么” 從句的連接詞 I know what he is talking about. (從句中缺賓語,指物) Do you know who he is? (從句中缺表語,指人) Where he will go is unknown. (從句中缺地點狀語) I’m sure that they will e tomorrow. (從句中什么都不缺) I don’t know which book I should choose. (從句中缺定語) 定義：充當主語功能的句子叫主語從句That she was chosen made a great stir (轟動) in her school. 注意: ①it作形式主語的that從句有以下四種不同的搭配關系： It + be +形容詞+ that從句 It is necessary / important that…. …是有必要 / 重要的…. It + be + ed 分詞+ that從句 It is universally acknowledged that../ It is known that…眾所周知… It + be +名詞+ that從句 It is mon knowledge/ a fact that… ……是常識/事實 It +不及物動詞+ that分句 It happens that…碰巧.. / It occurs to … 突然想起……名 主語從句 ②It 作形式主語和it引導強調句的比較 強調句： It is in the morning that the murder took place. (去掉該結構后,句子成分完整) 詞 主語從句：It was a pity that you shouldn’t go to see the film. （在句子中作主語成分）③whatever /whichever/ whoever引導主語從句的區(qū)別 Ⅰ Whatever 是what的強調形式表示“無論什么”相當于 anything that… 從 Whatever / Anything that she does is wrong. Ⅱ whoever 是who的強調形式，表示‘無論誰’ 相當于anyone who…. 句 ~ever Whoever / Anyone who walks around in such a heavy rain will catch a cold. Ⅲ whichever ‘無論哪個。無論哪些’,既指人,又指物. 可修飾名詞與of連用
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