Basic tenses

Other tenses

Simple present (from present tense)

I see

you see

he/she sees

we see

you see

they see

Simple past

I saw

you saw

he/she saw

we saw

you saw

they saw

Past participle

I have seen

you have seen

he/she has seen

we have seen

you had seen

they had seen

Past perfect (from past participle)

I had seen

you had seen

he/she had seen

we had seen

you had seen

they had seen

Passive voice
The passive voice exists in all tenses and is formed from past participle. For example:

English is spoken all over the world.

Present continuous (from present tense)

I am watching

you are watching

he/she is watching

we are watching

you are watching

they are watching

"Watch" is a regular verb. Its theme is formed simply with the -ed suffix: watch watched watched.

Imperative (from present tense)

Come here!

Simple conditional (from present tense)

Tom could come.

Conditional perfect (from past participle)

Tom would have seen the problem immediately, if he had come.

Future (from present tense)

I will see

you will see

he/she will see

we will see

you will see

they will see