At present one of the arguments in favor of the new airport that it will bring a lot job

问题补充：

At present, one of the arguments in favor of the new airport that it will bring a lot jobs to the area.

A. is

B. are

C. will be

D. were

答案：

(答案→)A. is

B. are

C. will be

D. were

解析：句中的in favor of the new airport是介词短语用后置定语，修饰arguments。根据句中的one of可知谓语动词用单数。