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。