问题补充:
---When again? ---When he , I’ll let you know.
A. he comes; comes
B. will he come; will come
C. he comes; will come
D. will he come; comes
答案:
A. he comes; comes
B. will he come; will come
C. he comes; will come
(答案→)D. will he come; comes
解析:第一空是特殊疑问句,应用疑问形式,第二空,在时间状语从句中,主句用将来时态,从句用一般现在时态表将来,句意:他什么时候再回来?当他回来的时候,我会让你知道的。所以选D。