3[SV (that)節][people, they を主語にして](世間で)〔…について〕…と言う, うわさする, 伝える〔of〕《◆受身形にして((正式)) It is said that ... となることもある》；[be said to be [have done] ...] …である[…であった, …した]と言われている《◆be said to be... に対応するはずの能動文^×(they) say O to be... の文型は存在しない；^×It is not said ..., ^×be not said to ... のような否定文は存在しない》‖People [They] 〜 that there is oil under the North Sea. ＝((正式)) It is said that ... ＝There is said to be oil under the North Sea. 北海の海底には石油が埋蔵されていると言われている/People 〜 [It is said] (of him) that he got married last year. ＝He is said to have got married last year. 彼は昨年結婚したそうだ《◆^×He is said that he got ... は不可》/It is said [They 〜] that the disease has been spreading. ＝The disease is said to have been spreading. その病気は蔓延(まんえん)しつつあるそうだ《◆^×They say the disease to have been spreading. は不可》.