Easy
1 point
ID: #23134
Question
This could have worked if I ____ been more cautious.
Options
1
had
Correct Answer
2
have
Correct Answer
3
might
Correct Answer
4
would
Correct Answer
Explanation
This is a Third Conditional sentence structure (If + Past Perfect, ... would/could have + V3). So, 'if I had been' is the correct form.