【正确答案】：
BLENDING IS THE FORMATION OF NEW WORDS BY COMBINING PARTS OF TWO WORDS OR A WORD PLUS A PART OF ANOTHER WORD. BLENDING IS A VERY PRODUCTIVE PROCESS AND MANY COINAGES RESULTING FROM BLENDING HAVE BECOME WELL-ESTABLISHED. MOREOVER, THEY EVEN SERVE AS MODELS FOR NEW FORMATIONS. AS FAR AS THE STRUCTURE IS CONCERNED, BLENDS FALL INTO FOUR MAJOR GROUPS: (1) HEAD +TAIL ; (2) HEAD + HEAD; (3) HEAD + WORD; (4) WORD + TAIL.
【题目解析】：拼缀法是通过合并两个词的某些部分或一个词与另外一个词的一部分相加来构成新词。拼缀法是一个非常具有多产性的方法，而且许多由拼缀法构成的词已经确立起来了。而且，拼缀词甚至充当新的构词模式。就其结构而言，拼缀法分为4个主要大类：① 词头+词尾 ② 词头+词头 ③ 词头+词 ④ 词+词尾