English verb conjugation
CAN SCEND

Regular verb: scend - scended - scended

Affirmation

Simple form	V-ing form
I can scend you can scend he can scend we can scend you can scend they can scend	I can be scending you can be scending he can be scending we can be scending you can be scending they can be scending
Perfect	V-ing perfect
I can have scended you can have scended he can have scended we can have scended you can have scended they can have scended	I can have been scending you can have been scending he can have been scending we can have been scending you can have been scending they can have been scending

Negation

Simple form	V-ing form
I can't scend you can't scend he can't scend we can't scend you can't scend they can't scend	I can't be scending you can't be scending he can't be scending we can't be scending you can't be scending they can't be scending
Perfect	V-ing perfect
I can't have scended you can't have scended he can't have scended we can't have scended you can't have scended they can't have scended	I can't have been scending you can't have been scending he can't have been scending we can't have been scending you can't have been scending they can't have been scending

Interrogative form

Simple form	V-ing form
can I scend? can you scend? can he scend? can we scend? can you scend? can they scend?	can I be scending? can you be scending? can he be scending? can we be scending? can you be scending? can they be scending?
Perfect	V-ing perfect
can I have scended? can you have scended? can he have scended? can we have scended? can you have scended? can they have scended?	can I have been scending? can you have been scending? can he have been scending? can we have been scending? can you have been scending? can they have been scending?

Interro-negative form

Simple form	V-ing form
can't I scend? can't you scend? can't he scend? can't we scend? can't you scend? can't they scend?	can't I be scending? can't you be scending? can't he be scending? can't we be scending? can't you be scending? can't they be scending?
Perfect	V-ing perfect
can't I have scended? can't you have scended? can't he have scended? can't we have scended? can't you have scended? can't they have scended?	can't I have been scending? can't you have been scending? can't he have been scending? can't we have been scending? can't you have been scending? can't they have been scending?