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动词不定式
时态\语态    主动     被动
一般式      to do      to be done
进行式      to be doing  
完成式      to have done   to have been done
完成进行式    to have been doing  
1) 现在时:一般现在时表示的动词,有时与谓语动词表示的动作同时
(05/12/2008 10:19:06) [查看全文]
(12/11/2006 21:29:05) [查看全文]
1)too…to  太…以至于…
  He is too excited to speak.
  他太激动了,说不出话来。
  ---- Can I help you ? 需要我帮忙吗?
  ---- Well, I'm afraid the box is too heavy for you to carry it, but thank you all the same. 不用了。这箱子太重,恐怕你搬不动。谢谢您。
2) 如在too前有否定词,则整个句子用否定词表达肯定, too 后那个词表达一种委婉含义,意 为"不太"。
  It's never too late to mend. (谚语)
   改过不嫌晚。
3)
(06/10/2006 00:09:24) [查看全文]
Tell him not to shut the window… 
  She pretended not to see me when I passed by. 我走过的时候,她假装没看见。
典型例题
1)Tell him ___ the window. 
  A. to shut not  B. not to shut  C. to not shut
  D. not shut 
  答案:B。 tell sb to do sth 的否定形式为tell sb not to do sth.
2) She pretended ___ me when I passed by. 
  A. not to see  B. not
(06/10/2006 00:09:24) [查看全文]
1) 情态动词 ( 除ought 外,ought to):
2) 使役动词 let, have, make:
3) 感官动词 see, watch, look at, notice , observe, hear, listen to, smell, feel, find 等后作宾补,省略to。
注意:在被动语态中则to 不能省掉。
  I saw him dance.
 =He was seen to dance.
  The boss made them work the whole night.
 =They were made to work the whole night.
4) would rather,had
(06/10/2006 00:09:24) [查看全文]
to 有两种用法: 一为不定式+动词原形; 一为介词+名词/动名词, to 在下面的用法中是第二种,即to+ 名词/动名词:
admit to承认,       confess to承认,
be accustomed to 习惯于,  be used to 习惯于, stick to 坚持,       turn to开始,着手于, devote oneself to 献身于, be devoted to 致力于, look forward to 盼望,   pay attention to 注意
(06/10/2006 00:09:24) [查看全文]
1)目的状语 
To… only to (仅仅为了), in order to, so as to, so(such)… as to… (如此……以便……)
  He ran so fast as to catch the first bus. 他飞快地跑以便赶上第一班车。
  I come here only to say good-bye to you. 我来仅仅是向你告别。
2)作结果状语,表事先没有预料到的,要放在句子后面。
  What have I said to make you angry.
  He searched the room only to find nothing.
3) 表原因
  I'm
(06/10/2006 00:09:24) [查看全文]
不定式做定语通常要放在被修饰的词后。例如:
   I have a lot of work to do. 
   So he made some candles to give light
(06/10/2006 00:09:24) [查看全文]
不定式可放在be动词后面,形成表语。例如:
   My work is to clean the room every day.
   His dream is to be a doctor.
(06/10/2006 00:09:24) [查看全文]
1)for sb. 常用于表示事物的特征特点,表示客观形式的形容词,如easy, hard, difficult,  interesting, impossible等:
   It's very hard for him to study two languages. 对他来说学两门外语是很难的。
2)of sb的句型一般用表示人物的性格,品德,表示主观感情或态度的形容词,如good, kind, nice, clever, foolish, right。
   It's very nice of you to help me. 你来帮助我,你真是太好了。
for 与of 的辨别方法:
  用介词后面的代词作主语,用介词前边的形容词作表语,造
(06/10/2006 00:09:24) [查看全文]
1) It's easy (for me) to do that.我做这事太容易了
easy, difficult,  hard,  important,  possible,  impossible, comfortable,  necessary,  better;  
the first,  the next,   the last,  the best, too
(06/10/2006 00:09:24) [查看全文]
1) 动词+宾语+不定式(to do)
advise   allow   appoint   believe   cause   challenge command  compel   consider  declare   drive   enable  encourage  find    forbid   force   guess   hire    imagine  impel   induce   inform  instruct  invite   judge    know    like   order    permit  persuade  remind   report  request   require  select send    state  
(06/10/2006 00:09:24) [查看全文]
1) 动词+ 不定式
afford  aim   appear  agree  arrange  ask   be    decide bother  care  choose   come    dare   demand desire  determine     expect   elect  endeavor     hope       fail  happen  help  hesitate learn  long   mean   manage  offer  ought   plan  prepare pretend   promise refuse seem   tend   wait    wish     undertake
举例: 
 T
(06/10/2006 00:09:24) [查看全文]
1) 动名词与不定式的区别:
 动名词表达的是: 状态,性质,心境,抽象,经常性,已发生的
 不定式表达的是: 目的,结果,原因,具体,一次性,将发生的
2) 接不定式或动名词,意义相同。
3) 动名词与不定式语义不同的有11 组:
  1 stop to do     stop doing   
  2 forget to do     forget doing
  3 remember to do   remember doing     
  4 regret to do     regret doing
  5 cease to do     cease doing       
  6 try
(06/10/2006 00:09:20) [查看全文]
"Why not +动词原形"表达向某人提出建议,翻译为:"为什么不……?" "干吗不……?"
例如:
   Why not take a holiday?
   干吗不去度假?
(06/10/2006 00:09:20) [查看全文]
1/212>>GO
内容分类
语法 (235)
  名词 (9)
  冠词和数词 (7)
  代词 (18)
  形容词和副词 (24)
  动词 (17)
  动名词 (2)
  动词不定式 (17)
  特殊词精讲 (13)
  分词 (9)
  独立主格 (3)
  动词的时态 (27)
  动词的语态 (9)
  句子的种类 (7)
  倒装 (7)
  主谓一致 (6)
  虚拟语气 (11)
  名词性从句 (7)
  定语从句 (10)
  状语从句 (10)
  连词 (7)
  情态动词 (15)
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