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 cannot upload
you cannot upload
she cannot upload
we cannot upload
you cannot upload
they cannot upload 	I cannot be uploading
you cannot be uploading
she cannot be uploading
we cannot be uploading
you cannot be uploading
they cannot be uploading	I cannot have uploaded
you cannot have uploaded
she cannot have uploaded
we cannot have uploaded
you cannot have uploaded
they cannot have uploaded	I cannot have been uploading
you cannot have been uploading
she cannot have been uploading
we cannot have been uploading
you cannot have been uploading
they cannot 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 I not upload?
can you not upload?
can she not upload?
can we not upload?
can you not upload?
can they not upload? 	can I not be uploading?
can you not be uploading?
can she not be uploading?
can we not be uploading?
can you not be uploading?
can they not be uploading? 	can I not have uploaded?
can you not have uploaded?
can she not have uploaded?
can we not have uploaded?
can you not have uploaded?
can they not have uploaded? 	can I not have been uploading?
can you not have been uploading?
can she not have been uploading?
can we not have been uploading?
can you not have been uploading?
can they not have been uploading?