阅读下面短文.掌握其大意赡后从各题所给的四个选项中.选出最佳选项. One student took a box of chicken to class．Ano

阅读下面短文，掌握其大意赡后从各题所给的四个选项（A、B、C和D）中，选出最佳选项。

One student took a box of chicken to class．Another carried on a cell-phone 1,and still another whistled loudly every time the 2 turned his back．

Reform school?No．College．

More and more?professors say,they are coming across 3 students in their classrooms．Many of today's young scholars（学者）arrive late,leave 4,talk loud or take care of personal 5 such as paying bills during class．

Why are the students behaving badly?

“Because they can,”said a student of University of North Texas．“A lot of the time,the professors let them get 6 with it．”

Some educators say it is time to bring politeness back to their classrooms— and even 7 taking some of the blame for bad behavior．They say that rude students are by no means the majority but that one of them can ruin an entire 8．

People are 9 when they learn that impolite behavior is becoming more and more common in 10 education,says Dr Gerald Amanda,a counsclor at City College of San Francisco．They 11 some high school students to misbe have but think those who get to 12 will behave more politely．

Dr Amanda believes that society in 13 has become more tolerant（容忍）of rude behavior and 14 people in power,including professors,no longer 15 standards for 16．That leads to a growing imprudence（轻率行为）17some college students．“There's a great 18 of bad behavior in the world around them,and young people see it and 19 disrespect,”said Dr Amanda,20 that sometimes students “have no idea that they are being rude．”

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