English verb conjugation COULD TIP

Regular verb: tip - tipped - tipped

Affirmation

Simple form

I could tip
you could tip
he could tip
we could tip
you could tip
they could tip

V-ing form

I could be tipping
you could be tipping
he could be tipping
we could be tipping
you could be tipping
they could be tipping

Perfect

I could have tipped
you could have tipped
he could have tipped
we could have tipped
you could have tipped
they could have tipped

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tip?
could you tip?
could he tip?
could we tip?
could you tip?
could they tip?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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