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been announced/declared that..已經(jīng)通知 /宣布 … It seems/appears/happens.. that… 顯然、明顯、 碰巧 .. It’s no wonder that… 并不奇怪 /無疑 … It’s a pity/a fact /a mon knowledge (眾所周知) / a mon saying…. (俗話說) 注 意: 1. What you left are only several old books. 2. What you said is of great importance. 3. What he says and does doesn’t concern me. 4. What he says and does don’t agree. “if” 不能引導(dǎo)主語從句,應(yīng)有“ whether”引導(dǎo)。 名詞性從句可以表示:事實和問題。 從句一律保持陳述語序。 主語 從句 同位語從句 表語 從句 賓語 從句 How should we use modern technology? The problem is … The problem is how we should use modern technology. When will man be able to live on Mars? ….is unknown to us all. When man will be able to live on Mars is unknown to us all. Where will all these advanced technology lead us ? I can’t imagine…. I can’t imagine where all these advanced technology will lead us. His success in the petition made us happy. That he succeeded in the petition in the game made us happy. 一個句子, 在連詞的引導(dǎo)下,在另一個句子中充當(dāng)名詞使用,叫名詞從句 : that whether 和 lf : who whom whose which what 等 : when where why how 等 另外 whatever whoever whichever等 也可 以引導(dǎo) 主語和賓語兩種從句 。 名詞性從句中的“ that”沒有詞義,也不作任何成分。 主語從句的 “ that” 一般不能省。 he made an important speech at the meeting was true. A. That B. Why C. What D. How 2. ___we’ll go camping tomorrow depends on the weather . A If B Whether C That D Where is known to us all is that America is a developed country____the First World. 。 belonging to d. It。 當(dāng)主句的謂語動詞是一般過去時,賓語從句的謂語 動詞要用相應(yīng)的過去時態(tài),但當(dāng)賓語從句敘述的內(nèi)容 為客觀真理時,仍然用一般現(xiàn)在時。 連接詞: that / whether /as if /as though( if 不引導(dǎo) 表語從句 ) 連接代詞: who / whom / whose / which / what 連接副詞: when / where / why / how / because The question is whether we can rely on him. That’s because we were in need of money at that time . He looked as if he was going to cry . That’s why I was late . 注 意: ,表“是否” 時,只能用 “ whether”不能用“ If”。 3. It is /was because …. It is /was why…. 3. The reason (why…/for…)is /was that…. 4 The reason is because /why… that …. 1. That’s ___ the Party called on us to do. A. why B. what C. how D. that 2. The reason is ___ he is unable to operate the machine. A. because B. why C. that D. Whether 3 .That is ___ they separated. A. that B. what