---What is the terrible noise ? --The neighbourstheir kitchen.A. have repairedB. are re

问题补充：

---What is the terrible noise ?

----The neighbourstheir kitchen.

A. have repaired

B. are repairing

C. repaired

D. will repair

答案：

A. have repaired

(答案→)B. are repairing

C. repaired

D. will repair

解析：这题考察时态的用法：根据句意：--可怕的噪音是什么？--邻居正在修厨房。选B。现在进行时。