答案：D

题目分析：句意：--你感觉这本书怎样？--很令人失望。Quite by accident偶然；From a bookstore从书店；Under the desk在桌子下；Very disappointing很令人失望。根据句意故选D。

点评：本题难度适中。交际用语是高考的热点，对于这些用语都是用在特定的语言环境之下，要充分理解语境，才能做出正确的判断。

即学即练：—Do you think you could do without help?

—______. This is not the first time for me.

A. Take care   B. Hurry up    C. Not exactly    D. Don’t worry

解析：D。根据后置语境This is not the first time for me可知，答语应表示“没问题，别担心”之意，所以D项符合语境。