I wonder you were doing last night.A. it was what thatB. what was it thatC. that what it

问题补充：

I wonder you were doing last night.

A. it was what that

B. what was it that

C. that what it was

D. what it was that

答案：

A. it was what that

B. what was it that

C. that what it was

(答案→)D. what it was that

解析：本题强调特殊疑问词。宾语从句用陈述句语序。其中特殊疑问词在句中做宾语从句的宾语。