Question

— ________ you ________ anything unusual about our car?

— Not within the last three dys．

1. A.
   Do;find
2. B.
   Did;find
3. C.
   Have;found
4. D.
   Are;finding

Answer 1

C
此题考查根据语境使用现在完成时的能力。答语是一个主句中只保留not的省略句。完整形式应为：I haven't found anything unusual about our car within the last three days．所以解决问题一定要将句子全面考虑，避免草率。