English verb conjugation
TO PREVENT

Regular verb: prevent - prevented - prevented

Indicative

Present	Present continuous	Preterite	Preterite continuous
I prevent you prevent she prevents we prevent you prevent they prevent	I am preventing you are preventing she is preventing we are preventing you are preventing they are preventing	I prevented you prevented she prevented we prevented you prevented they prevented	I was preventing you were preventing she was preventing we were preventing you were preventing they were preventing
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
I have prevented you have prevented she has prevented we have prevented you have prevented they have prevented	I have been preventing you have been preventing she has been preventing we have been preventing you have been preventing they have been preventing	I had prevented you had prevented she had prevented we had prevented you had prevented they had prevented	I had been preventing you had been preventing she had been preventing we had been preventing you had been preventing they had been preventing
Future	Future continuous	Future perfect	Future perfect continuous
I will prevent you will prevent she will prevent we will prevent you will prevent they will prevent	I will be preventing you will be preventing she will be preventing we will be preventing you will be preventing they will be preventing	I will have prevented you will have prevented she will have prevented we will have prevented you will have prevented they will have prevented	I will have been preventing you will have been preventing she will have been preventing we will have been preventing you will have been preventing they will have been preventing

Conditional

Present	Present continuous	Past	Past continuous
I would prevent you would prevent she would prevent we would prevent you would prevent they would prevent	I would be preventing you would be preventing she would be preventing we would be preventing you would be preventing they would be preventing	I would have prevented you would have prevented she would have prevented we would have prevented you would have prevented they would have prevented	I would have been preventing you would have been preventing she would have been preventing we would have been preventing you would have been preventing they would have been preventing

Infinitive

Imperative

Infinitive		Imperative
to prevent		prevent Let's prevent prevent

Participle

Present	Past
preventing	prevented