Nothing in the essay is----:every sentence contributes in an essential way to the overall meaning.

A.cohesive
B.querulous
C.paramount
D.mandatory
E.superfluous

正确答案: E

解析:
题目解析：此题为冒号类题型，应用反推法。既然文章中的每句话都那么重要，那么没有一句是多余的，故答案选择E。

难度系数 : 中

词汇积累 ：
cohesive adj. 凝聚性的 tending to cohere or stick together
querulous adj.易发脾气的 inclined to make whining or peevish complaints
paramount adj.最重要的 of the greatest importance or significance; pre-eminent
mandatory adj.强制性的 obligatory; compulsory
superfluous adj.多余的 exceeding what is sufficient or required