It happened that… 碰巧… (4) it +過去分詞+從句 It is reported that… 據報道… It has been proved that… 已證實… 3.主語從句不可位於句首的五種情況 (1) if 引導的主語從句不可居於複合句句首. (2) It is said ,(reported) …結構中的主語從句不可提前.例如: I
It happened that… 碰巧… (4) it +過去分詞+從句 It is reported that… 據報道… It has been proved that… 已證實… 3.主語從句不可位於句首的五種情況 (1) if 引導的主語從句不可居於複合句句首. (2) It is said ,(reported) …結構中的主語從句不可提前.例如: It is said that President...