1.Inside this easy-to-use and ________ booklet you will find an outline of exciting events taking place around the city this summer.
(A)commented
(B)informative
(C)perceived
(D)presumptive

Inside this easy-to-use(容易使用的) and ________ booklet(小冊子) you will find an outline(概述，略述) of exciting events taking place around the city this summer. 

(A)commented - 註釋，評註 

(B)informative - 情報的；見聞廣博的
(C)perceived - 察覺；感知
(D)presumptive - 根據推定的；可據以推定的

informative
adjective

providing a lot of useful information
提供資訊的；增長見聞的

This is an interesting and highly informative book.
這是一本有趣且資訊豐富的書。
 .

perceive
perceive verb [T] (BELIEVE)
 1. to come to an opinion about something, or have a belief about something
認為；看待；視為

How do the French perceive the British?
法國人是如何看待英國人的？ 
Women's magazines are often perceived to be superficial.
人們往往(被)認為女性雜誌內容膚淺。


2. to see something or someone, or to notice something that is obvious
察覺，注意到，意識到

Bill perceived a tiny figure in the distance.
比爾注意到遠處有個很小的身影。

I perceived a note of unhappiness in her voice.
我從她的聲音中察覺出一絲不快。

Perceiving that he wasn't happy with the arrangements, I tried to book a different hotel.
感覺到他對安排不滿意，我就設法預訂另一家飯店。

.
 presumptive
adjective   formal
 
believed to be something, or likely to be true, based on the information that you have
可據以推定的；推測為真的

presumptive signs of pregnancy
懷孕的預征