English verb conjugation
CAN TERRACE

Regular verb: terrace - terraced - terraced

Affirmation

Simple form	V-ing form
I can terrace you can terrace he can terrace we can terrace you can terrace they can terrace	I can be terracing you can be terracing he can be terracing we can be terracing you can be terracing they can be terracing
Perfect	V-ing perfect
I can have terraced you can have terraced he can have terraced we can have terraced you can have terraced they can have terraced	I can have been terracing you can have been terracing he can have been terracing we can have been terracing you can have been terracing they can have been terracing

Negation

Simple form	V-ing form
I can't terrace you can't terrace he can't terrace we can't terrace you can't terrace they can't terrace	I can't be terracing you can't be terracing he can't be terracing we can't be terracing you can't be terracing they can't be terracing
Perfect	V-ing perfect
I can't have terraced you can't have terraced he can't have terraced we can't have terraced you can't have terraced they can't have terraced	I can't have been terracing you can't have been terracing he can't have been terracing we can't have been terracing you can't have been terracing they can't have been terracing

Interrogative form

Simple form	V-ing form
can I terrace? can you terrace? can he terrace? can we terrace? can you terrace? can they terrace?	can I be terracing? can you be terracing? can he be terracing? can we be terracing? can you be terracing? can they be terracing?
Perfect	V-ing perfect
can I have terraced? can you have terraced? can he have terraced? can we have terraced? can you have terraced? can they have terraced?	can I have been terracing? can you have been terracing? can he have been terracing? can we have been terracing? can you have been terracing? can they have been terracing?

Interro-negative form

Simple form	V-ing form
can't I terrace? can't you terrace? can't he terrace? can't we terrace? can't you terrace? can't they terrace?	can't I be terracing? can't you be terracing? can't he be terracing? can't we be terracing? can't you be terracing? can't they be terracing?
Perfect	V-ing perfect
can't I have terraced? can't you have terraced? can't he have terraced? can't we have terraced? can't you have terraced? can't they have terraced?	can't I have been terracing? can't you have been terracing? can't he have been terracing? can't we have been terracing? can't you have been terracing? can't they have been terracing?