12. It is the ability to do the job matters not where you come from or what you are.A. on

问题补充：

12. It is the ability to do the job matters not where you come from or what you are.

A. one

B. that

C. what

D. it

答案：

A. one

(答案→)B. that

C. what

D. it

解析：为强调句型，被强调成分为 the ability to do the job，句意为“重要的是你做工作的能力，而不是你来自何地或你是从事什么工作的”。