English verb conjugation
CAN APPRECIATE

Regular verb: appreciate - appreciated - appreciated

Affirmation

Simple form	V-ing form
I can appreciate you can appreciate he can appreciate we can appreciate you can appreciate they can appreciate	I can be appreciating you can be appreciating he can be appreciating we can be appreciating you can be appreciating they can be appreciating
Perfect	V-ing perfect
I can have appreciated you can have appreciated he can have appreciated we can have appreciated you can have appreciated they can have appreciated	I can have been appreciating you can have been appreciating he can have been appreciating we can have been appreciating you can have been appreciating they can have been appreciating

Negation

Simple form	V-ing form
I can't appreciate you can't appreciate he can't appreciate we can't appreciate you can't appreciate they can't appreciate	I can't be appreciating you can't be appreciating he can't be appreciating we can't be appreciating you can't be appreciating they can't be appreciating
Perfect	V-ing perfect
I can't have appreciated you can't have appreciated he can't have appreciated we can't have appreciated you can't have appreciated they can't have appreciated	I can't have been appreciating you can't have been appreciating he can't have been appreciating we can't have been appreciating you can't have been appreciating they can't have been appreciating

Interrogative form

Simple form	V-ing form
can I appreciate? can you appreciate? can he appreciate? can we appreciate? can you appreciate? can they appreciate?	can I be appreciating? can you be appreciating? can he be appreciating? can we be appreciating? can you be appreciating? can they be appreciating?
Perfect	V-ing perfect
can I have appreciated? can you have appreciated? can he have appreciated? can we have appreciated? can you have appreciated? can they have appreciated?	can I have been appreciating? can you have been appreciating? can he have been appreciating? can we have been appreciating? can you have been appreciating? can they have been appreciating?

Interro-negative form

Simple form	V-ing form
can't I appreciate? can't you appreciate? can't he appreciate? can't we appreciate? can't you appreciate? can't they appreciate?	can't I be appreciating? can't you be appreciating? can't he be appreciating? can't we be appreciating? can't you be appreciating? can't they be appreciating?
Perfect	V-ing perfect
can't I have appreciated? can't you have appreciated? can't he have appreciated? can't we have appreciated? can't you have appreciated? can't they have appreciated?	can't I have been appreciating? can't you have been appreciating? can't he have been appreciating? can't we have been appreciating? can't you have been appreciating? can't they have been appreciating?