Question 51
TensesChoose the option that most suitably fills the space: Before the operation the dentist found that his patient's teeth....
- A.have long decayed
- B.have long been decayed
- C.have long being decayed
- D.had long decayed
- E.had been decayed.
Show the answer and explanation
Answer: D (had long decayed)
Explanation
The finding is in the past ('found'), so the earlier state needs the past perfect: 'had long decayed'.