you are mistakes you’ll make.A. The more careful the fewerB. More careful the lessC.

问题补充：

you are, mistakes you’ll make.

A. The more careful, the fewer

B. More careful, the less

C. The more careless, the less

D. More careless, fewer

答案：

(答案→)A. The more careful, the fewer

B. More careful, the less

C. The more careless, the less

D. More careless, fewer

解析：考查固定结构。The +比较级…，the+比较级…,越……，越……。句意：你越认真，你犯的错误就越少。Mistakes是可数名词，要用few修饰。所以选A。