限定词及分类
■按照限定词与限定词的相互搭配关系，限定词可分为前位限定词(pre-determiner)、中位限定词(central determiner)和后位限定词(post-determiner)。
■限定词的相互搭配关系为：前位+中位+后位
■在这三类限定词中，前位限定词与前位限定词以及中位限定词与中位限定词是相互排斥的，后位限定词与后位限定词之间虽不相互排斥但有搭配限制。
■中位限定词包括：
冠词：a(n), the
指示代词：this, that, these, those
形容词性物主代词：my, your, his, her, our, etc
名词属格：Jim’s, my mother’s
不定代词：some, any, no, every, each, either, neither, enough, etc
连接代词what(ever), which(ever), whose, etc
■前位限定词包括：all, both, half; double, twice, three times, etc; one-third, two-fifths, etc; what, such, (a / an)等(www.hxen.com)。
■后位限定词包括：one, two, three, etc; first, second, third, etc; next, last, other, another, etc; many, much, (a) few, (a) little, fewer, (the) fewest, less, (the) least, more, most; several, plenty of, a lot of, lots of, a great / large / good number of, a great / good deal of, a large / small amount of; such等。