can upload
Regular verb: upload - uploaded- uploaded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can upload
you can upload
she can upload
we can upload
you can upload
they can upload 	I can be uploading
you can be uploading
she can be uploading
we can be uploading
you can be uploading
they can be uploading	I can have uploaded
you can have uploaded
she can have uploaded
we can have uploaded
you can have uploaded
they can have uploaded	I can have been uploading
you can have been uploading
she can have been uploading
we can have been uploading
you can have been uploading
they can have been uploading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't upload
you can't upload
she can't upload
we can't upload
you can't upload
they can't upload 	I can't be uploading
you can't be uploading
she can't be uploading
we can't be uploading
you can't be uploading
they can't be uploading	I can't have uploaded
you can't have uploaded
she can't have uploaded
we can't have uploaded
you can't have uploaded
they can't have uploaded	I can't have been uploading
you can't have been uploading
she can't have been uploading
we can't have been uploading
you can't have been uploading
they can't have been uploading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I upload?
can you upload?
can she upload?
can we upload?
can you upload?
can they upload? 	can I be uploading?
can you be uploading?
can she be uploading?
can we be uploading?
can you be uploading?
can they be uploading? 	can I have uploaded?
can you have uploaded?
can she have uploaded?
can we have uploaded?
can you have uploaded?
can they have uploaded? 	can I have been uploading?
can you have been uploading?
can she have been uploading?
can we have been uploading?
can you have been uploading?
can they have been uploading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I upload?
can't you upload?
can't she upload?
can't we upload?
can't you upload?
can't they upload? 	can't I be uploading?
can't you be uploading?
can't she be uploading?
can't we be uploading?
can't you be uploading?
can't they be uploading? 	can't I have uploaded?
can't you have uploaded?
can't she have uploaded?
can't we have uploaded?
can't you have uploaded?
can't they have uploaded? 	can't I have been uploading?
can't you have been uploading?
can't she have been uploading?
can't we have been uploading?
can't you have been uploading?
can't they have been uploading?