—Mum is the pair of gloves mine?—Yes. You have to wear another pair.A. washingB. have was

问题补充：

—Mum, is the pair of gloves mine?

—Yes. You have to wear another pair.

A. washing

B. have washed

C. having washed

D. being washed

答案：

A. washing

B. have washed

C. having washed

(答案→)D. being washed

解析：选D。根据答语，问语的中文意思为“妈妈，正在洗的那副手套是我的吗？”，用进行时的被动语态，作后置定语修饰“the pair of gloves”。