主語從句公開課課件-全文預(yù)覽
【正文】 候 在哪里 為什么 怎么樣，如何 時(shí)間狀語 地點(diǎn)狀語 原因狀語 方式狀語 練一練 _____ he didn’t e yesterday is unknown. ____________we will set up the factory should be discussed. __________ this happened is not clear. Why When/ Where How / Why 三、用 it 作形式主語的主語從句 常用句型如下： It+ be +名詞 + that 從句 It+ be + 形容詞 + that從句 It+ be + 過去分詞 + that從句 It+ 不及物動(dòng)詞 + that從句 It + 及物動(dòng)詞 + 賓語 + that 從句 注解：一般來說主語從句都是放在 , 但有時(shí)為了使句子 ,避免”頭重腳輕” , 常用 作 ，從而把主語從句放在 ． 句首 保持平衡 it 形式主語 后面 1) It is + n. +that It is a pity/shame that... It is a surprise that… It is a fact that… It is mon knowledge that … *_______________(很可惜 )we lost the match. *______________(這是事實(shí) )he cheated in the exam. It is a pity that It is a fact that 可惜的是 …… 令人吃驚的是 … 事實(shí)是 … … 是常識(shí) 2) It is + adj. +that It’s certain that… It is possible/likely that... It is obvious/clear that… It is true that… *_______________(很可能 )she will e back tomorrow. *_______________(很明顯 ) he is an English. It is possible that It is obvious that 肯定 … 很可能 …… 很明顯 … 的確 … 3) It + be +過去分詞 +從句 It is said that... It is known to all that... It is reported that... It is believed that... It is suggested that + (should） do... *_________________(據(jù)報(bào)道 )20 people were killed in the acciden
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