—Look！Somebody the sofa.—Well it wasn't me.I didn't do it.(·江西)A. is cleaningB. was

问题补充：

—Look！Somebody the sofa.

—Well，it wasn me.I didn do it.(·江西)

A. is cleaning

B. was cleaning

C. has cleaned

D. had cleaned

答案：

A. is cleaning

B. was cleaning

(答案→)C. has cleaned

D. had cleaned

解析： 考查时态。句意：——瞧，有人擦过沙发了。——哦，不是我，我没有擦过沙发。根据语境可知，空处表示有人已经做过某事了，故用现在完成时。