Third Conditional
If she .................... (study) she ............. (pass) the exam
If she had studied, she would have passed the exam
If I ................................. (not eat) so much, I ............................(feel) sick
If I hadn't eaten so much, I wouldn't have felt sick
If we ............................. (take) taxi, we ..................................... (miss) the plane.
If we had taken a taxi, we wouldn't have missed the plane