2022年非谓语动词和从句 .pdf

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1、非谓语动词和从句1.非谓语动词谓语（狭义）：主要指动词，关于主语的情况，可表示动作，也可以表示状态，受主语的人称和数的限制。Time flies.She doesn t like the idea.You shouldn t look down upon this kind of work.非谓语动词：在句中不能单独作谓语的动词，主要包括不定式、动名词和分词（现在分词和过去分词）。它不受主语的人称和数的限制，但有语态（主动与被动）和时态（一般式；完成式；进行式）的变化；否定式一般将not直接放在非谓语动词之前。1.1 动词不定式肯定形式：A 主动语态B 被动语态一般式完成式进行式完成进行式否定

2、形式：not/never to do 1.1.1不定式有两种，即带to 的不定式和不带to 的不定式。I ve come to seek your advice.What you said made me think.大多数情况下，不定式都带to,但在特殊情况下，动词不定式的to 要省略。1.1.2动词不定式的用法：主语（it 作形式主语）：To cheat in exams is punishable.注意：此时，动词不定式常常放在句子后面，而用it 作形式主语。It is punishable to cheat in exams.宾语：动词宾语：I hope to be back in a

3、 couple of days.介词宾语：They desire nothing but to go home.宾补：I want him to be my assistant.I ordered him not to enter this room without permission.表语：His wish was to be a skillful worker.定语：Do you have anything to say?状语：I was delighted to receive your letters.（原因）We started early to avoid being late.

4、(目的)名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 9 页 -He grew up to be a famous scholar.(结果)You would make a big mistake to take his bribe.(条件)独立成分，用来修饰整个句子，句子状语。To be honest,I don t like him.常见短语如下：to tell/speak/say/confess the truth,to speak frankly/sincerely/,to be frank/plain with you坦率说，老实说；To cut/make a lon

5、g story short,to sum up,to be brief Glad/sad/sorry/needless/strange to say To begin/start with 1.1.3 不定式短语疑问词+动词不定式：where/who/what/when/how/why/which+to do.作用：主语：how to stop pollution is a big problem.宾语：I really don t know what to say before you.表语：the question is how to handle this dilemma.For+名、代

6、词+动词不定式：这里，借助for 引导出不定式的逻辑主语。Here are some books for you to read on the way.It s not right for people to marry for money.This is the way for us to follow.It is adj of sb to do sh.只用当做表语的形容词修饰人时，表示人本身具有的品格、特征、性质，我们采用of 引导。It is very kind of you to help me so much.=you are kind to help me so much.1.1.

7、3动词不定式to 的省略感官动词(feel,see,watch,hear,etc),使役动词(make,let,have)，半省略词 help.但在被动语态中，省略的to 应该补充完整。I heard him speak in the next room.He was heard to speak in the next room.常用结构：had better,would rather,cannot but=can do nothing but=have nothing to do but(只好)，why do/not?当主语成分中含有动词do 的形式时，作表语的不定式可以省略to.All

8、you need to do is press the button.1.1.4动词不定式的时态和语态名师资料总结-精品资料欢迎下载-名师精心整理-第 2 页，共 9 页 -时态语态意义例句主动被动一般时To do To be done 与谓语动词同时或在其后发生。To see is to believe.进行时To be doing 表示两个动作同时进行。He seems to be dreaming.完成时To have done To have been done 先于谓语动词发生I happened to have been there once.完成进行时To have been d

9、oing 先于谓语动词发生，到谓语动词发生时仍然进行。He s said to have been doing this work for 10 years.备注：不动式的逻辑主语是不定式动词的动作承受者，不定式用被动形式。She left the city,never to be seen again.The book is said to have been translated into many languages.1.1.5不定式的主动语态表示被动意思(动宾关系)I have no chair to sit on.A black tie was the proper thing to

10、 wear.1.2 动名词肯定形式：主动形式被动形式一般式Doing Being done 完成式Having done Having been done 否定形式：直接在前面加not.1.2.1 用法：主语：my sister s being ill makes me worried.宾语：we are looking forward to hearing from you.表语：Her job is washing clothes.同位语：This is my recreation,reading novels.定语：a walking stick,a sleeping car.1.2.2

11、 动名词的时态和语态时态语态意义例句主动被动一般时Doing Being done 完成时Having done Having been done 发生在谓语动词之前Are you not ashamed of 名师资料总结-精品资料欢迎下载-名师精心整理-第 3 页，共 9 页 -having failed?备注：表示被动含义：或谓语动词之前动作的状态。My father doesn t like being invited to make a speech.I don t mind having been written like that.1.2.3 在下列词中，主动形式的动名词表示被动

12、意义：want,need,require,deserve,be worth.His car needs repairing.He deserves hanging.1.2.4 包含动名词的习惯用语There is no doing Feel like doing On/upon doing No doing!What do you say to doing It is no use/there is no use doingCan t help/resist/avoid/keep from doing Far from doing,若是形容词，可以直接用.Have difficulty in

13、doing1.3 分词1.3.1 现在分词肯定形式：主动形式被动形式一般时Doing Being done 完成时Having done,先于谓语动词发生，常常作状语，表示原因或时间。Having been done 否定形式：在前面加not 1.3.2 用法：定语：a gentleman standing over there 表语：the book is quite interesting.(多表示主语的特征)宾补：I found him lying on the bed.状语：hearing the news,they all danced for joy(表时间).备注：现在分词作状语

14、时，逻辑主语与句子主语应该一致。1.3.3 独立结构，当现在分词有了自己的逻辑主语。The day being fine,we decided to go swimming.We explored the caves,Peter acting as a guide.1.3.4 句子状语,修饰整个句子，说明说话人的看法,也叫独立成分。Strictly speaking,that school is not very old.名师资料总结-精品资料欢迎下载-名师精心整理-第 4 页，共 9 页 -Judging by his words,I think she is fit for the pos

15、t.1.3.5 过去分词done,否定形式直接在其前面加not。用法：表语：I am awfully worried.定语：give a satisfied smile 宾补：keep your mouth shut and eyes open.状语：seen from the mountain,the city is magnificent.2区别：过去分词和现在分词：语态上：a moving film,a moved audience.时间上：the changing world,the changed world.动名词和现在分词：作定语时，现分体现了逻辑主语与动词的主动关系，动名体现了

16、被修饰词的性质和用途：A sleeping car/a sleep child.动名词和不定式：不定式强调尚未发生，动名词暗示已经存在：My father is a millionaire,but having a lot of money does not solve all the problems.To have a lot of money is my father s dream.不定式表示具体、特定的情况，动名词表示一般、普遍情况；I prefer walking to driving.I prefer to walk tonight,for I have had too much

17、.跟动名词与不定式时，意义有差别的情况：Remember,forget,regret,try,go on,stop,mean.3 with/without+复合宾语：With the boy to lead the way,we ll find the cave easily.(条件)Without anyone noticing,I stole into the room.The boy was crying with the toy broken.2.从句句子分为简单句（只有一个主谓结构）、并列句（两个或多个互不依存的主谓结构）和复合句（一个或多个成分由从句来担任）。名师资料总结-精品资料

18、欢迎下载-名师精心整理-第 5 页，共 9 页 -从句，某些成分由类似句子的主谓结构来担任。随着从句在句子中的作用，可以分为：主语从句、宾语从句、表语从句、同位语从句、定语从句、状语从句。2.1 名词性从句一种具有名词功能的从句，包括主语从句、宾语从句、表语从句、同位语从句。结构上，包括以that 引导的从句；以 whether/if 引导的从句；以特殊疑问词引导的从句（使用陈述语序）；以 what 等关系代词引导的名词性从句；2.1.1主语从句That we are invited to a concert is good news.It is good news that we are i

19、nvited to a concert.(形式主语)that 位于句首时，一定不能省略。Whether he will come is doubtful.It is doubtful whether/if he will come.位于句首时，只能用whether.Who will preside at the meeting is not decided yet.It is not decided yet who will preside at the meeting.可以用 it 作形式主语。注意：在以上情况下，it 可以充当形式主语。只是在特殊动词中，只能用it+动词+that 句型：(

20、appear,seem,happen,turn out,matter,occur to sb)It seems that you object to the plan.It appears that you don t care about this matter.名词性关系从句:What they need is a good textbook.类似的关系代词有其他-ever 构成的关系代词。Whoever did this job must be rewarded.2.1.2宾语从句That 引导时，一般情况下可以省略：we are glad(that)all our friends ha

21、ve attended this party.下列情况不能省略：句子中的状语很多;名师资料总结-精品资料欢迎下载-名师精心整理-第 6 页，共 9 页 -We hoped,in case that .,that he could stay with us.句子有两个或多个并列的宾语从句时，从第二个起，不能省略；I wish(that)he could visit us and that his parents could allow him to stay with us.宾语从句的被动结构；I believe(that)he is a good boy=it is believed that

22、 It 作为形式宾语替代真正的that 从句：We think it probably that he is dead.That 从句放在in 和 except 后面时：The copy was good except that 由 whether/if引导的宾语从句：一般情况下可以互换：I asked him whether/if he was busy.但 whether 引导的从句不能有否定式。I don t care whether/if he comes.I don t care if he doesn t come.特殊疑问词引导的宾语从句注意用陈述语序。2.1.3表语从句That

23、 引导时，一般不能省略。The problem is that they can t get enough capital.特殊疑问词引导，The problem is where I should start.As if/as though 引导，It looked as if it was going to snow.名词性关系从句，That is what he told me.2.1.4同位语从句That 引导的同位语一般放在抽象名词之后，说明其内容。The news that we ve been invited to the party is very encouraging.特殊

24、疑问词引导，The problem,where we should live,is still unsolved.注意事项：只能用 Whether 的情况：1.位于句首；2.引导表语从句；3.从句作介词宾语；I think about whether I should quit the job.4.后面跟不定式：I don t know whether or not to tell her the news.宾语从句中，时态问题；名师资料总结-精品资料欢迎下载-名师精心整理-第 7 页，共 9 页 -2.2 定语从句先行词：被定语从句修饰的名词或代词，必须位于从句之前。关系词：关系代词+关系副

25、词；关系代词：引导定语从句，并替代前面的先行词，且在从句中充当成分，who/whom,which/as,that,whose.关系副词：引导定语从句，并替代前面的先行词表示时间、地点、原因，在从句中充当状语，where,when,why。This was the time when(at which)he arrived.2.2.1分类：限定性和非限定性限定性：从句是整个句子不可或缺的部分，无逗号隔开，去掉使先行词不明确。This is the bike that I bought yesterday.非限定性：从句是主句的补充说明，有逗号隔开，去掉后不影响主句完整。She has two b

26、rothers,who are both doctors.2.2.2关系代词的作用Who/whom:Whose:Which:用于限定性从句中，指物或不明性别的婴儿；用于非限定性时，修饰整个主句；介词后；That：只能修饰限定性从句；可以是人，也可以是物；不能放在介词后，但从句的介词没有提前也可以。This is the building that we are talking about.As:在限定性中，常与the same,such 连用；在非限定性中，修饰整个句子，且可以位于句首；与某些动词的固定用法（consider,see,know,etc）2.2.2.2 只能用 that 的情况：

27、1.Anything,nothing,something,everything,all,little为先行词；2先行词有最高级、序数词或the very/only/last/same等修饰时；3.既有人也有物时；4.本身以 who/which开头：who is the person that stands over there?2.2.3关系副词引导时间、地点、原因，在从句中作状语，相当于 at which,in which,for which.都可以引导限定性定语从句；只有 Why 不能引导非限定性定语从句；That 的特殊用法：表示地点this is the room that he wo

28、rks.时间this is the time he arrives.原因this is the reason that he came.名师资料总结-精品资料欢迎下载-名师精心整理-第 8 页，共 9 页 -方式this is the way he did it.（how 不能用作关系副词表示方式）此时的 that 都可以省略。2.2.4定语从句与同位语从句的区别：表达内容不同；修饰；说明；先行词不同，同位语的先行词数量有限，且带有信息；判断的标准；加入 be 连接词；指代内容还是说明时间、地点、原因；2.3 状语从句副词性从句，在句中修饰形容词、副词、动词。2.3.1分类时间、地点、方式、原

29、因、结果、目的、让步、比较、条件2.3.1.1 时间状语从句：引导词；when,while,as,before,after,since,ever since,by,until/till,hardly when,no sooner than,as soon as,the moment 地点状语从句：Where,wherever.方式状语从句：As,as though/if,原因状语从句：Because,since,as,seeing that,now that;结果状语从句：So,so that,so that,such that,.目的状语从句：So that,in order that,so

30、,for fear that,in case 让步状语从句：Even though/if,though,although,as,if,while,whereas,no matter+疑问词，-ever 复合词；条件状语从句：If,on condition that,as long as,supposing/suppose that,provided/providing that,in case,unless,比较状语从句：As as,the same as,such as,not so as,not the same as,not such as,than,the ,the 名师资料总结-精品资料欢迎下载-名师精心整理-第 9 页，共 9 页 -