English verb conjugation COULD TREK

Regular verb: trek - trekked - trekked

Affirmation

Simple form

I could trek
you could trek
he could trek
we could trek
you could trek
they could trek

V-ing form

I could be trekking
you could be trekking
he could be trekking
we could be trekking
you could be trekking
they could be trekking

Perfect

I could have trekked
you could have trekked
he could have trekked
we could have trekked
you could have trekked
they could have trekked

V-ing perfect

I could have been trekking
you could have been trekking
he could have been trekking
we could have been trekking
you could have been trekking
they could have been trekking

Negation

Simple form

I couldn't trek
you couldn't trek
he couldn't trek
we couldn't trek
you couldn't trek
they couldn't trek

V-ing form

I couldn't be trekking
you couldn't be trekking
he couldn't be trekking
we couldn't be trekking
you couldn't be trekking
they couldn't be trekking

Perfect

I couldn't have trekked
you couldn't have trekked
he couldn't have trekked
we couldn't have trekked
you couldn't have trekked
they couldn't have trekked

V-ing perfect

I couldn't have been trekking
you couldn't have been trekking
he couldn't have been trekking
we couldn't have been trekking
you couldn't have been trekking
they couldn't have been trekking

Interrogative form

Simple form

could I trek?
could you trek?
could he trek?
could we trek?
could you trek?
could they trek?

V-ing form

could I be trekking?
could you be trekking?
could he be trekking?
could we be trekking?
could you be trekking?
could they be trekking?

Perfect

could I have trekked?
could you have trekked?
could he have trekked?
could we have trekked?
could you have trekked?
could they have trekked?

V-ing perfect

could I have been trekking?
could you have been trekking?
could he have been trekking?
could we have been trekking?
could you have been trekking?
could they have been trekking?

Interro-negative form

Simple form

couldn't I trek?
couldn't you trek?
couldn't he trek?
couldn't we trek?
couldn't you trek?
couldn't they trek?

V-ing form

couldn't I be trekking?
couldn't you be trekking?
couldn't he be trekking?
couldn't we be trekking?
couldn't you be trekking?
couldn't they be trekking?

Perfect

couldn't I have trekked?
couldn't you have trekked?
couldn't he have trekked?
couldn't we have trekked?
couldn't you have trekked?
couldn't they have trekked?

V-ing perfect

couldn't I have been trekking?
couldn't you have been trekking?
couldn't he have been trekking?
couldn't we have been trekking?
couldn't you have been trekking?
couldn't they have been trekking?

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