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3 votes
What is the correct answer? He failed the test He should............... studied harder

-have
-had
-has
-hadn’t

2 Answers

8 votes
have

He should have studied harder is the correct answer grammatically.
User Rosie
by
3.1k points
7 votes

Answer:

he should have studied harder

User Madan Mohan
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3.4k points