2015考研英语语法：否定结构之形否意肯

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常见的形否意肯结构：
    (1)否定词+比较级(+than…)相当于最高级，通常译为“…最…”或“完全，十分，非常”
    I cannot agree with you more。
    He could not feel better。
    The film cannot be better。
    He wants nothing more than time。
    Nothing is more precious than health。
    Notes: 1. 此结构中的否定词通常包括：not, no, never, nothing, nowhere等;
    2. 此结构常用cannot/couldn’t+比较级的形式;
    3. 否定词(通常是全体意义的否定词：nothing, nobody, nowhere等)+比较级+than…结构中，肯定than后面的部分，表示“最…”。
    (2)cannot …too，“越…。。越…, 再…。。也不过分”。在此结构中，cannot可改为can hardly, can scarcely, can never;too也可改为 over + v, enough, sufficient 等
    Youcannotbe toocautious。
    Youcan hardly praise him too much。
    A man can neverhave too many friends。
    Newton’s contribution to modern sciencecan scarcely be overrated。
    Hecan’t see you quickly enough. = He desires to see you as soon as possible。
    Notes:“ cannot wait to…”结构表示“eager to …”
    I cannot wait to read your new book. = I am eager to read your new book。
    I cannot wait to see her. = I am eager to see her。
    　　(3)no(nobody)… but “都…， 没有…。不，只有…。才”
    There is no man but has his faults。
    There is no rule but has exception。
    Nobody reads the book but will be moved。
    There existsno manbut has an enemy。
    Notes: 这种结构中的but起关系代词的作用，相当于that, which, who does/ will/ have not。
    (4)never (not)…. but (that) 每当…总是…, 没有哪次不是……
    I never see you but think of my mother。
    It never rains butit pours.
    Never a day passedbut brought us good news。
    He will not be angry but that he is offended。
    (5)nothing but, none but “仅仅，只有…才”。nothing but 后接非指人的名词， none but 后接指人的名词，与nothing other than同义意为“仅仅，只有…才”
    We can see nothing but water。
    We found none but an old man in the room。
    None but me knew what happened。
    None but a fool would do such a thing。
    You can find that sort of bird nowhere but in Australia。
    (6)其他表示形否意肯的否定结构
    a. nothing else than(仅仅，完全)
    His failure was due to nothing else than his own carelessness。
    b. no (none)other than正是，仅仅是
    This is no other than the book we want to buy。
    She is none other than my adviser。
    c. more often than not, as often as not常常， 往往
    During foggy weather, planes are late more often than not。
    As often as not, he gets up late。
    d. as likely as not=很有可能
    She will forget all about it as likely as not。
    e. no otherwise than 只是，仅仅
    He is no otherwise afraid than of his father. (nobody but…。)
    He doesno otherwise than fool around all day. (do nothing but)
    以上便是有关英语中常见的形否意肯结构，希望大家在考研英语备考的过程中多加练习。