题目内容：
按要求回答题：The appeal of the world of work is first its freedom．The child is compelled to go to school：he is ___21___ of authority．As he grows up，he sees ___22___ it is to befree of school and to be a—ble to choose his job and change it if he doesn’tlike it．The boys and girls，___23___hehas longobserved，revisit school utterly changed andapparently mature．Suddenly teachers seem as outofdate ___24___ his parents and theauthority of school a ridiculous thin9．At the momentthe a—dult wodd may appear ___25___ theschool world that the desire to enter it cannot be satisfied byexercises inschool books．This may not be the ___26___ but it is a necessary part ofgrowing up，for every man and woman must come sooner orlater to the point of saying“Really，I've had e—nough ofbeing taught；I must___27___ ”．some young people come to this decision sooner thanthey ought．Yet ___28___ a way this isnot a bad frame of mind to be in leaving school．___29___
work，the young man makes one ofthe first great acceptances of life—he30 the disciplineof the material or the process he is working with．He sees the point of it and in doing so___31___life．The work process constitutes a reality in some sense superior tothat of school，and this is___32___he so often longs toget to grips with it．Nothing done in school imposes itswill in___33___the same way；if the maths master is illone can get on with something else．But eventhe boydelivering papers，34 the driver taking out his bus，discovers that one cannot put itoff because there is snow on theground，or the foreman(工头)is easilyannoyed，or he him-self___35___ that morning．
A．under the thumb
B．below the hands
C．subject to the palm
D．in the fingers
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