【正确答案】正确答案：Besides decoding sounds and lexical meanings, comprehension also includes untangling the meaning of sentences. There are a few elements influencing the comprehension of sentences. The first is that the ambiguity of word meaning leads to difficulties in sentence understanding. The more complex information the word has, the more difficult the sentence is to be understood. The second factor is that the linguistic structure of the sentence affects the processing time. Psycholinguists have addressed th phenomena of sentence comprehension in different ways. Firstly, serial models propose that the sentence comprehension system continually and sequentially follows the constraints of a language's grammar with remarkable speed. Secondly, parallel models emphasize the comprehension system is sensitive to a vast range