English verb conjugation COULD PRACTISE

Regular verb: practise - practised - practised

Affirmation

Simple form

I could practise
you could practise
he could practise
we could practise
you could practise
they could practise

V-ing form

I could be practising
you could be practising
he could be practising
we could be practising
you could be practising
they could be practising

Perfect

I could have practised
you could have practised
he could have practised
we could have practised
you could have practised
they could have practised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I practise?
could you practise?
could he practise?
could we practise?
could you practise?
could they practise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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