English verb conjugation
CAN GLEAN

Regular verb: glean - gleaned - gleaned

Affirmation

Simple form	V-ing form
I can glean you can glean he can glean we can glean you can glean they can glean	I can be gleaning you can be gleaning he can be gleaning we can be gleaning you can be gleaning they can be gleaning
Perfect	V-ing perfect
I can have gleaned you can have gleaned he can have gleaned we can have gleaned you can have gleaned they can have gleaned	I can have been gleaning you can have been gleaning he can have been gleaning we can have been gleaning you can have been gleaning they can have been gleaning

Negation

Simple form	V-ing form
I can't glean you can't glean he can't glean we can't glean you can't glean they can't glean	I can't be gleaning you can't be gleaning he can't be gleaning we can't be gleaning you can't be gleaning they can't be gleaning
Perfect	V-ing perfect
I can't have gleaned you can't have gleaned he can't have gleaned we can't have gleaned you can't have gleaned they can't have gleaned	I can't have been gleaning you can't have been gleaning he can't have been gleaning we can't have been gleaning you can't have been gleaning they can't have been gleaning

Interrogative form

Simple form	V-ing form
can I glean? can you glean? can he glean? can we glean? can you glean? can they glean?	can I be gleaning? can you be gleaning? can he be gleaning? can we be gleaning? can you be gleaning? can they be gleaning?
Perfect	V-ing perfect
can I have gleaned? can you have gleaned? can he have gleaned? can we have gleaned? can you have gleaned? can they have gleaned?	can I have been gleaning? can you have been gleaning? can he have been gleaning? can we have been gleaning? can you have been gleaning? can they have been gleaning?

Interro-negative form

Simple form	V-ing form
can't I glean? can't you glean? can't he glean? can't we glean? can't you glean? can't they glean?	can't I be gleaning? can't you be gleaning? can't he be gleaning? can't we be gleaning? can't you be gleaning? can't they be gleaning?
Perfect	V-ing perfect
can't I have gleaned? can't you have gleaned? can't he have gleaned? can't we have gleaned? can't you have gleaned? can't they have gleaned?	can't I have been gleaning? can't you have been gleaning? can't he have been gleaning? can't we have been gleaning? can't you have been gleaning? can't they have been gleaning?