English verb conjugation
CAN EFFERVESCE

Regular verb: effervesce - effervesced - effervesced

Affirmation

Simple form	V-ing form
I can effervesce you can effervesce she can effervesce we can effervesce you can effervesce they can effervesce	I can be effervescing you can be effervescing she can be effervescing we can be effervescing you can be effervescing they can be effervescing
Perfect	V-ing perfect
I can have effervesced you can have effervesced she can have effervesced we can have effervesced you can have effervesced they can have effervesced	I can have been effervescing you can have been effervescing she can have been effervescing we can have been effervescing you can have been effervescing they can have been effervescing

Negation

Simple form	V-ing form
I can't effervesce you can't effervesce she can't effervesce we can't effervesce you can't effervesce they can't effervesce	I can't be effervescing you can't be effervescing she can't be effervescing we can't be effervescing you can't be effervescing they can't be effervescing
Perfect	V-ing perfect
I can't have effervesced you can't have effervesced she can't have effervesced we can't have effervesced you can't have effervesced they can't have effervesced	I can't have been effervescing you can't have been effervescing she can't have been effervescing we can't have been effervescing you can't have been effervescing they can't have been effervescing

Interrogative form

Simple form	V-ing form
can I effervesce? can you effervesce? can she effervesce? can we effervesce? can you effervesce? can they effervesce?	can I be effervescing? can you be effervescing? can she be effervescing? can we be effervescing? can you be effervescing? can they be effervescing?
Perfect	V-ing perfect
can I have effervesced? can you have effervesced? can she have effervesced? can we have effervesced? can you have effervesced? can they have effervesced?	can I have been effervescing? can you have been effervescing? can she have been effervescing? can we have been effervescing? can you have been effervescing? can they have been effervescing?

Interro-negative form

Simple form	V-ing form
can't I effervesce? can't you effervesce? can't she effervesce? can't we effervesce? can't you effervesce? can't they effervesce?	can't I be effervescing? can't you be effervescing? can't she be effervescing? can't we be effervescing? can't you be effervescing? can't they be effervescing?
Perfect	V-ing perfect
can't I have effervesced? can't you have effervesced? can't she have effervesced? can't we have effervesced? can't you have effervesced? can't they have effervesced?	can't I have been effervescing? can't you have been effervescing? can't she have been effervescing? can't we have been effervescing? can't you have been effervescing? can't they have been effervescing?