英语it的用法【选择题】Is ( )necessary to tell his father everything?空格处为什么只能填it,而不能填this或that?

英语it的用法【选择题】Is ( )necessary to tell his father everything?空格处为什么只能填it,而不能填this或that? 考查such用法的英语高考选择题 it is time 的用法, 〓英语〓一道关于非谓语动词的选择题〓小诺求助〓Once lost,_________________________.A.it is hard to get such a chance again B.to get such a chance will be difficult C.one can never get such a chance again D.such a chance might ne 英语中‘it；的用法 英语中it的用法 一道英语选择题_be thought to be的用法____more than 3000 languages in the world.A.There are thought to beB.There is thought to beC.They are thought to beD.It is thought to beThere is thought to be和It is thought to be这两种说法是否 两道英语选择题 主谓一致用法的 英语中：what is konw； it is konw； as is know towhat is konw；it is konw；as is know to us all；的意思和用法. it is high time that的用法 It is/was time that 的用法 So it is with me的用法 it is no use的用法 问一道英语选择题是关于how和what的用法的（ ）you bought me thank you!- I am glad you like them.A what beautiful flowers B how flowers beautiful what+(a/an)+adj.+n.+主语+谓语+(it is).How+adj.（adv.）+主语+谓语+(it is).我觉 【英语】有“It is no useless+动名词”这样的用法吗? 〓英语〓一道关于简单句与it的用法的选择题〓小诺求助〓He felt _______ to work for human rights and progress.A.it his duty B.his duty C.that is a duty D.that it his duty Ne-Yo make it work的风格 it is a shame that用法it is a shame that虚拟语气的用法