If thereno buying and selling of animals thereno killing in nature. A. is; will be B. wi

问题补充：

If thereno buying and selling of animals, thereno killing in nature.

A. is; will be B. will be; will be C. is; is

答案：

解析：考查时态。if条件句用一般现在时代替将来时，排除B；后面的主句用将来时。故选A。