Bill began to learn Chinese two years ago ?A. did heB. didn’t heC. does heD. doesn’t he

问题补充：

Bill began to learn Chinese two years ago,?

A. did he

B. didn’t he

C. does he

D. doesn’t he

答案：

A. did he

(答案→)B. didn’t he

C. does he

D. doesn’t he

解析：反义疑问句一般遵循前肯定则后否定，前否定则后肯定的原则，并且疑问部分时态，人称要与前文保持一致。结合语境可知前文为一般过去时态，肯定语气，故选B。