English verb conjugation COULD TWEAK

Regular verb: tweak - tweaked - tweaked

Affirmation

Simple form

I could tweak
you could tweak
he could tweak
we could tweak
you could tweak
they could tweak

V-ing form

I could be tweaking
you could be tweaking
he could be tweaking
we could be tweaking
you could be tweaking
they could be tweaking

Perfect

I could have tweaked
you could have tweaked
he could have tweaked
we could have tweaked
you could have tweaked
they could have tweaked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tweak?
could you tweak?
could he tweak?
could we tweak?
could you tweak?
could they tweak?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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