高中英语Unit4Astronomythescienceofthestars主语从句用法详解语法精讲素材新人教版必修3

主语从句用法详解一、主语从句的引导词主语从句通常由连词that和whether、连接代词或连接副词以及关系代词型what引导。1. that引导That he is still alive is a wonder.他还活着，真是奇迹。That we shall be late is certain.我们要晚了，这是确定无疑的。That he should have ignored the working class was natural.他忽视工人阶级是很自然的。That she is still alive is a consolation.她还活着是使人感到宽慰的。That she became an artist may have been due to her fathers influence.她成为画家可能是受她父亲的影响。That you are coming to London is the best news I have heard this long time.你将来伦敦是好久以来我听到的最好消息。That she was chosen made a tremendous stir in her village.她被挑选上，在她村子里引起很大轰动。2. whether引导Whether it will do us harm remains to be seen.是否对我们有害还要看一看。Whether they would support us was a problem.他们是否会支持我们还是一个问题。3.连接代词引导Whoever is top from wins the game when two matched players meet.两强相争勇者胜。Whichever (of you) comes in first will receive a prize.无论(你们)谁先到都可以得奖。Whichever you want is yours.你要哪个哪个就是你的。4.连接副词引导When we arrive doesnt matter.什么时候到没有关系。How it was done was a mystery.这是怎样做的是一个谜。How this happended is not clear to anyone.这件事怎样发生的，谁也不清楚。How many people we are to invite is still a question.邀请多少人还是一个问题。Where I spend my summer is no business of yours.我在哪里过暑假不关你的事。5.关系代词型what引导What we need is money.我们需要的是钱。What I want to know is this.我想知道的就是这一点。Whats done is done.事已成定局。What he says is not important.他说的话并不重要。What I am telling you is mere impressions.我和你说的都不过是一些印象而已。What make the river more beautiful are the lotus plants growing in the water.为河水增色的是水里的荷花。What you need is a good-sized canvas bag.你需要的是一个比较大的帆布袋。What I am afraid of is their taking him to Portugal.我担心的是他们把他带到葡萄牙去。What struck me was that they have all suffered a lot.给我很深印象的是他们都受过很多苦。