The Korean market is（ ）the Japanese market.

The Korean market is（ ）the Japanese market.
A、more difficult to enter as
B、as difficult to enter as
C、so difficult to enter as
D、to enter as difficult as
【正确答案】：B
【题目解析】：等比主要是用来表示人或物之间有某些相似或相近性质和特征的比较，基本结构为：主语+谓语+as+形容词/副词+as+比较对象