English verb conjugation
CAN UNROLL

Regular verb: unroll - unrolled - unrolled

Affirmation

Simple form	V-ing form
I can unroll you can unroll he can unroll we can unroll you can unroll they can unroll	I can be unrolling you can be unrolling he can be unrolling we can be unrolling you can be unrolling they can be unrolling
Perfect	V-ing perfect
I can have unrolled you can have unrolled he can have unrolled we can have unrolled you can have unrolled they can have unrolled	I can have been unrolling you can have been unrolling he can have been unrolling we can have been unrolling you can have been unrolling they can have been unrolling

Negation

Simple form	V-ing form
I can't unroll you can't unroll he can't unroll we can't unroll you can't unroll they can't unroll	I can't be unrolling you can't be unrolling he can't be unrolling we can't be unrolling you can't be unrolling they can't be unrolling
Perfect	V-ing perfect
I can't have unrolled you can't have unrolled he can't have unrolled we can't have unrolled you can't have unrolled they can't have unrolled	I can't have been unrolling you can't have been unrolling he can't have been unrolling we can't have been unrolling you can't have been unrolling they can't have been unrolling

Interrogative form

Simple form	V-ing form
can I unroll? can you unroll? can he unroll? can we unroll? can you unroll? can they unroll?	can I be unrolling? can you be unrolling? can he be unrolling? can we be unrolling? can you be unrolling? can they be unrolling?
Perfect	V-ing perfect
can I have unrolled? can you have unrolled? can he have unrolled? can we have unrolled? can you have unrolled? can they have unrolled?	can I have been unrolling? can you have been unrolling? can he have been unrolling? can we have been unrolling? can you have been unrolling? can they have been unrolling?

Interro-negative form

Simple form	V-ing form
can't I unroll? can't you unroll? can't he unroll? can't we unroll? can't you unroll? can't they unroll?	can't I be unrolling? can't you be unrolling? can't he be unrolling? can't we be unrolling? can't you be unrolling? can't they be unrolling?
Perfect	V-ing perfect
can't I have unrolled? can't you have unrolled? can't he have unrolled? can't we have unrolled? can't you have unrolled? can't they have unrolled?	can't I have been unrolling? can't you have been unrolling? can't he have been unrolling? can't we have been unrolling? can't you have been unrolling? can't they have been unrolling?