Complete each of the following sentences by choosing the option that most suitably fills the space;
Before the operation, the dentist found that his patient's teeth....
Before the operation, the dentist found that his patient's teeth....
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Correct Answer: Option D
Explanation:
The correct answer is: D. had long decayed
Complete sentence: Before the operation, the dentist found that his patient's teeth had long decayed.
Explanation:
The sentence refers to an action completed before another past event (“Before the operation”), so it requires the past perfect tense.
“Had long decayed” correctly uses the past perfect to show the teeth were already decayed before the dentist began the operation.
The correct answer is: D. had long decayed
Complete sentence: Before the operation, the dentist found that his patient's teeth had long decayed.
Explanation:
The sentence refers to an action completed before another past event (“Before the operation”), so it requires the past perfect tense.
“Had long decayed” correctly uses the past perfect to show the teeth were already decayed before the dentist began the operation.