it的用法大全答:It 做形式主语,真正的主语是动名词,这类结构是it be + adjective/noun + doing, 这类词有nice, good, useless, hard, foolish, enjoyable, worthwhile, 和名词use, good, fun, job, a waste of 等。如:It is no use trying to argue with Shylock.It 作形式主语时,常用于下列四种结构,且由固定译法a...
it的所有用法总结全部答:it的所有用法总结如下:I.It 作形式主语的句型 ①It+be+adj(kind, wise ,careless,clever?) +ofsbtodosth Eg:Itiswiseofhimtomakesuchadecision.他做出这样的决定是明智的。②It+be+adj(easy,safe,common,normal ?)+forsbtodosth 该句型中adj若为important,necessary,natural,possible,strange,...