比较句用法？？！！请教Prep2-25

daoyinger

请教Prep2-25
There is a widespread belief in the United States and Western Europe that young people have a smaller commitment to work and a career than their parents and grandparents and that the source of the change lies in the collapse of the "work ethic."
(A) a smaller commitment to work and a career than their parents and grandparents  
(B) less of a commitment to work and a career than their parents and grandparents  
(C) a smaller commitment to work and a career than that of their parents and grandparents  
(D) less of a commitment to work and a career than their parents and grandparents had  
(E) a lessening of the commitment to work and a career that their parents and grandparents had
这道题答案是D
请教smaller   &    less of的用法

answer09

smaller 和  fewer 都修饰 可数名字

但是，  smaller  一般是指 ”小“， 而fewer是指”少“

xingzixin

feelings (like commitment, love, passion, etc.) are thought of in terms of

more(greater) or less, as unquantified substances.
we cannot use Smaller for commitment because commitment is neither a physical

size, not number or quantity.

daoyinger

那smaller 和 fewer有什么区别？

dimder

smaller + accountable; less + uncountable

smaller + accountable; less + uncountable