—Hi, Daming. It’s said the famous singer will come to Tai’an. Do you know ______?          

—Next month.

A. when does he come                             B. when he comes

C. when will he come                              D. when he will come

---Hi, Daming. It’s said the famous singer will come to Tai’an. Do you know ______?         
---Next month

1. A.
   when does he come
2. B.
   when he comes
3. C.
   when will he come
4. D.
   when he will come