English verb conjugation
COULD DONATE

Regular verb: donate - donated - donated

Affirmation

Simple form	V-ing form
I could donate you could donate he could donate we could donate you could donate they could donate	I could be donating you could be donating he could be donating we could be donating you could be donating they could be donating
Perfect	V-ing perfect
I could have donated you could have donated he could have donated we could have donated you could have donated they could have donated	I could have been donating you could have been donating he could have been donating we could have been donating you could have been donating they could have been donating

Negation

Simple form	V-ing form
I couldn't donate you couldn't donate he couldn't donate we couldn't donate you couldn't donate they couldn't donate	I couldn't be donating you couldn't be donating he couldn't be donating we couldn't be donating you couldn't be donating they couldn't be donating
Perfect	V-ing perfect
I couldn't have donated you couldn't have donated he couldn't have donated we couldn't have donated you couldn't have donated they couldn't have donated	I couldn't have been donating you couldn't have been donating he couldn't have been donating we couldn't have been donating you couldn't have been donating they couldn't have been donating

Interrogative form

Simple form	V-ing form
could I donate? could you donate? could he donate? could we donate? could you donate? could they donate?	could I be donating? could you be donating? could he be donating? could we be donating? could you be donating? could they be donating?
Perfect	V-ing perfect
could I have donated? could you have donated? could he have donated? could we have donated? could you have donated? could they have donated?	could I have been donating? could you have been donating? could he have been donating? could we have been donating? could you have been donating? could they have been donating?

Interro-negative form

Simple form	V-ing form
couldn't I donate? couldn't you donate? couldn't he donate? couldn't we donate? couldn't you donate? couldn't they donate?	couldn't I be donating? couldn't you be donating? couldn't he be donating? couldn't we be donating? couldn't you be donating? couldn't they be donating?
Perfect	V-ing perfect
couldn't I have donated? couldn't you have donated? couldn't he have donated? couldn't we have donated? couldn't you have donated? couldn't they have donated?	couldn't I have been donating? couldn't you have been donating? couldn't he have been donating? couldn't we have been donating? couldn't you have been donating? couldn't they have been donating?