英语当中非谓语经典句子,可以用来背的
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英语当中非谓语经典句子,可以用来背的
英语当中非谓语经典句子,可以用来背的
英语当中非谓语经典句子,可以用来背的
(1)作主语:To finish the work in ten minutes is very hard.十分钟之内完成这项工作是很难的.To lose your heart means failure.灰心意味着失败.动词不定式短语作主语时,常用it作形式主语,真正的主语不定式置于句后,例如上面两句可用如下形式:It is very hard to finish the work in ten minutes.十分钟之内完成这项工作是很难的.It means failure to lose your heart.灰心意味着失败.常用句式有:1、It+be+名词+to do.2、It takes sb.+some time+to do.3、It+be+形容词+of sb +to do.常用careless,clever,good,foolish,honest,kind,lazy,nice,right,silly,stupid,wise,等表示赞扬或批评的形容词,不定式前的sb.可作其逻辑主语.(2)作表语:Her job is to clean the hall.她的工作是打扫大厅.He appears to have caught a cold.他似乎感冒了.(3)作宾语:常与不定式做宾语连用的动词有:want,hope,wish,offer,fail,plan,learn,pretend,refuse,manage,help,agree,promise,prefer,如果不定式(宾语)后面有宾语补足语,则用it作形式宾语,真正的宾语(不定式)后置,放在宾语补足语后面,例如:Marx found it important to study the situation in Russia.马克思发现研究俄国的情况是很重要的.动词不定式也可充当介词宾语,如:I have no choice but to stay here.我只能留在这里,别无选择.He did nothing last Sunday but repair his bike.他上周日除了修他的自行车什么也没干.动词不定式前有时可与疑问词连用,如:He gave us some advice on how to learn English.他给了我们一些学英语的建议.(4)作宾语补足语:在复合宾语中,动词不定式可充当宾语补足语,如下动词常跟这种复合宾语:want,wish,ask,tell,order,beg,permit,help,advise,persuade,allow,prepare,cause,force,call on,wait for,invite.此外,介词有时也与这种复合宾语连用,如:With a lot of work to do,he didn't go to the cinema. 他有很多工作要做,所以没去电影院.有些动词如make,let,see,watch,hear,feel,have等与不带有to的不定式连用,但改为被动语态时,不定式要加to,如:I saw him cross the road.我看见他横过公路.He was seen to cross the road.他被我看见横过公路.(5)作定语:动词不定式作定语,放在所修饰的名词或代词后.与所修饰名词有如下关系:①动宾关系:I have a meeting to attend.我有一个会议要出席.注意:不定式为不及物动词时,所修饰的名词如果是地点、工具等,应有必要的介词,如:He found a good house to live in.他找到了一个居住的好房子.The child has nothing to worry about.这个孩子无忧无虑.What did you open it with?你用什么打开它?如果不定式修饰time,place,way,可以省略介词:He has no place to live.他无处安身.This is the best way to work out this problem.这是解决这个问题的最好办法.如果不定式所修饰名词是不定式动作承受者,不定式可用主动式也可用被动式:Have you got anything to send?你要送什么东西吗?Have you got anything to be sent?你有什么东西需要送吗?②说明所修饰名词的内容:We have made a plan to finish the work.我们制定了一个完成工作的计划.③被修饰名词是不定式逻辑主语:He is the first to get here.他第一个来到这儿.(6)作状语:①表目的:He worked day and night to get the money.他夜以继日地工作来赚钱.She sold her hair to buy the watch chain.她卖掉了自己的头发来买那条表链.注意不定式放句首时,逻辑主语与句子主语要一致:wrong:To save money,every means has been tried.right:To save money,he has tried every means.为了省钱,他使出了浑身解数.wrong:To learn English well,a dictionary is needed.right:To learn English well,he needs a dictionary.为了学好英语,他需要一本词典.②表结果(往往是与预期愿望相反的结果 意料之外):常放在never only后 He arrived late only to find the train had gone.他来晚了,只见火车已经走了.I visited him only to find him out.我去拜访他,只见他出去了.③表原因:常放在形容词后面 They were very sad to hear the news.他们听到这条新闻非常伤心.④表程度:It's too dark for us to see anything.太暗了,我们什么也看不见.The question is simple for him to answer.这问题由他来回答是很简单的.(7)作目的状语:既可以放在句首,也可以放在句尾 To tell you the truth,I don't like the way he talked.说实话,我不喜欢他讲话的方式.(8)不定式的省略:保留to省略do动词.If you don't want to do it,you don't need to.如果你不想做这件事,你就不必做.(9)不定式的并列:第二个不定式可省略to.He wished to study medicine and become a doctor.他希望学医并成为医生.