Most doctors recognize that

问题描述:

Most doctors recognize that
A an art as much it is a science
B as much an art as it is a science
C as an art as much it is a scinence
D much an art as it is a science
请问那个是对的,再请问一下此题考察的是什么,我应该查语法书的那部分内容能查到此类语法,

b.
考察的是倍数的表达方法.