Question

---Excuse me,  look at the sign NO SMOKING.
---Sorry. I ______ it.

1. A.
   don’t see
2. B.
   didn’t see
3. C.
   doesn’t see
4. D.
   won’t see

Answer 1

B
本题考查时态。根据语境：我（刚才）没有看到，但现在看到。故用一般过去时，选B。