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【too...to 结构表示肯定含义的情况】 J$I1*~I4v
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我们知道too...to结构一般表示否定含义,意为"太...以致于不能"eg:He is too old to work. 78QFaN$
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但too...to在下列情况下却表示肯定含义: PRz oLzr
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(1)当too前或to前有否定词构成双重否定时. -.*\J|S@g
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eg:English is not too difficult to learn. 英语并不太难学. 7.Mh$?;i9
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He is too wise not to see that. 他很聪明,不会不懂这一点. UA8!?r-cR
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(2)当too后是glad, pleased, happy, delighted, satisfied, ready, willing, kind, apt, good, true, easy, near, careful, well, early, delicious, eager, anxious等形容词或副词时. $($SQZK&
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eg:They are too anxious to leave. )mPlB.
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他们急于离开. b
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He is too ready to help others. 0c5_L6_z
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他总是乐于助人. V
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与这些词连用时,too前还常加上only,all,but,just,simply等副词,意思不变,因为这些词加上too后与very同义. jVINc=o
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eg:I'm only too glad to see you . lz (,;I'x
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见到你非常高兴. JC"K{V{
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They are but too pleased to hear the news. h,>L(=c$O
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他们听到这个消息,非常高兴. 9@Sb! 9h
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(3)与cannot连用时. ?Q)Z..7
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eg:You cannot be too careful(=You can never be careful enough) to do your homework. p^rX.?X
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你做作业越仔细越好(=无论怎样仔细也不过分).
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(4)当不定式在句中作定语或真正的主语时. pMp9O/u%
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eg:There are too many problems to be solved. $pfe2(8
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有很多问题有待解决. pE/3-0;}N
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It is too much to say that he is a fool. t
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every表示”每隔“的用法
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(1)“every other+单数名词” jjwMvf.R
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意思是“每隔一。。。” *<1x:PR
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如:every other day 每隔一天 every other tree 每隔一棵树 <<On*#80w
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(2)“every+基数词+复数名词”或“every+序数词+单数名词” 0tm_}L$g=b
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意思是“每隔。。。”(较英语数词少一个) Y0X94k.u
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如:every three days=every third day 每隔两天(或者译为每三天) &PBWJ?@O)r
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因此every two days=every other day 每隔一天(或者译为每两天) [+MH[1Vr={
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(3)“every few+复数名词” ?9zoQ[
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意思是“每隔几。。。” 如:every few days(每隔几天) IJ_'w[k
非谓语动词(1) W:{PBb"x8
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非谓语动词 kf^-m/
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非谓语动词主要包括不定式、的动名词和现在分词。为了区分这三种不同的非谓语动词的用法和含义,我们将分别从三种非谓语动词在句子中做主语、的宾语、的宾语补足语、的定语、的状语、的表语以及一些特殊结构句型等角度来区分其用法和细微含义。 76IALJ00V
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1.不定式和动名词作主语的区别 >xU72l#5
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(1)动名词作主语通常表示抽象动作;而不定式作主语表示具体动作。 cFI7}#,5
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Smoking is prohibited(禁止)here.这里禁止抽烟。(抽象) %7C%`)T]
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It is not very good for you to smoke so much.你抽这么多烟对你身体很不好。(具体) `u p-m=zA
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(2)动名词作主语时,通常用以表示一件已知的事或经验。 _>jrlIfc
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不定式短语通常用来表示一件未完成的事或目的。 M\\e e3Ih
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Climbing mountains is interesting.爬山很有趣。(经验) E'&OOEMN-
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Driving a car during the rush hour is tiring.在高峰时刻开车令人厌烦。(经验) e9z$+h
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(3)不定式做主语,一般用it当形式主语,把作主语的不定式短语后置。 }J+ce
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It took me only five minutes to finish the job.
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2.不定式、的动名词和分词作表语的区别 *<`7|BH 3
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(1)不定式作表语 (*Gi~?-
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1)不定式作表语一般表示具体动作,特别是表示将来的动作。 eW\?eq+ `A
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To do two things at a time is to do neither.--次做两件事等于未做。 L
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What I would suggest is to start work at once.我的建议是立刻开始干。 tyc8{t#Z
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2)如果主语是不定式(表示条件),表语也是不定式(表示结果)。 GLo\q
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To see is to believe.百闻不如一见。 ]XmQ]Yit
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To work means to earn a living.工作就是为了生活。 [yO=S0 e
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3)如果主语是以aim,duty,hope,idea,happiness,job,plan,problem,purpose,thing,wish等为中心的名词,或以what引导的名词性从句,不定式作表语是对主语起补充说明作用。
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His wish is to buy a luxurious car in the near future.他的希望是在不远的将来买一辆豪华轿车。 1v;'d1Hg;
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The function of Louis Sullivan’s architecture was to provide large uninterrupted floor areas and to allow ample light into the interior. pI
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The most important thing is to negotiate with them about the future of the plant. - oU@D
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(2)动名词作表语:动名词作表语,表示抽象的一般性的行为。 VK9Q?nu
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Our work is serving the people.我们的工作是为人民服务。 +e U`H[iu
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His hobby is collecting stamps.他的爱好是集邮。 VF\{ra;
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(注)动名词作表语时与进行时态中的现在分词形式相同,但其所属结构迥异,进行时态说明动作是由主语完成的。动名词做表语,说明主语的性质或情况。 vuXS/ d
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People cannot but feel puzzled,for they simply cannot understand how he could have made such a stupid mistake. juH wHt
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His victory in the final was no more convincing than I had expected. #
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(3)分词作表语 #Gd7M3
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分词做表语有两种情况,一种是现在分词做表语,一种是过去分词做表语,这两者区别是考试中经常考到的地方。一般来说,表示心理状态的动词如excite,interest等都是及物动词,汉语意思不是“激动”,“高兴”,而是“使激动”、的“使高兴”,因而现在分词应该是“令人激动的”、的“令人高兴的”,过去分词则是“感到激动的”和“感到高兴的”。所以,凡表示“令人……的”都是-ing形式,凡是表示“感到……”都用-ed形式。换句话说,若人对……感兴趣,就是somebody is interested in...,若人/物本身有兴趣时,就是说sb./sth. is interesting.这类词常见的有: `%oIRuYG]j
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interesting使人感到高兴--interested感到高兴的 `os8;
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exciting令人激动的--excited感到激动的 qJ
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delighting令人高兴的--delighted感到高兴的 IO"hF
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disappointing令人失望的--disappointed感到失望的 :@/"abv
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encouraging令人鼓舞的--encouraged感到鼓舞的 rGQ5l1</
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pleasing令人愉快的--pleased感到愉快的 O:e#!C8^
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puzzling令人费解的--puzzled感到费解的 !R6ApB4ZI
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satisfying令人满意的---satisfied感到满意的 B?3juyB`--
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surprising令人惊异的--surprised感到惊异的 8_a3'o%5
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worrying令人担心的--worried感到担心的 +c) TDH
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Traveling is interesting but tiring.旅行是有趣的,但是使人疲劳。 `Mk4sKU\a
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The pupils will get confused if they are made to learn too much.如果要学生学得太多,他们会感到糊涂的。 k ZxW"2
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The argument is very convincing.他的论点很令人信服。 R ]P;sk5
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They were very excited at the news.听到这个消息,他们非常激动。 d!V$Y}n