Question

---Mike didn’t go back to his hometown last year,______he? 
---No, he______

1. A.
   didn’t; did
2. B.
   did; did
3. C.
   did; didn’t

Answer 1

C
本题是反义疑问句，前句是否定的，后半句用肯定的结构，结构为助动词+人称，本题中的助动词用did，回答是否定的要用否定结构didn’t，故本题选C。