can aspirate
Regular verb: aspirate - aspirated- aspirated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can aspirate
you can aspirate
he can aspirate
we can aspirate
you can aspirate
they can aspirate 	I can be aspirating
you can be aspirating
he can be aspirating
we can be aspirating
you can be aspirating
they can be aspirating	I can have aspirated
you can have aspirated
he can have aspirated
we can have aspirated
you can have aspirated
they can have aspirated	I can have been aspirating
you can have been aspirating
he can have been aspirating
we can have been aspirating
you can have been aspirating
they can have been aspirating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't aspirate
you can't aspirate
he can't aspirate
we can't aspirate
you can't aspirate
they can't aspirate 	I can't be aspirating
you can't be aspirating
he can't be aspirating
we can't be aspirating
you can't be aspirating
they can't be aspirating	I can't have aspirated
you can't have aspirated
he can't have aspirated
we can't have aspirated
you can't have aspirated
they can't have aspirated	I can't have been aspirating
you can't have been aspirating
he can't have been aspirating
we can't have been aspirating
you can't have been aspirating
they can't have been aspirating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I aspirate?
can you aspirate?
can he aspirate?
can we aspirate?
can you aspirate?
can they aspirate? 	can I be aspirating?
can you be aspirating?
can he be aspirating?
can we be aspirating?
can you be aspirating?
can they be aspirating? 	can I have aspirated?
can you have aspirated?
can he have aspirated?
can we have aspirated?
can you have aspirated?
can they have aspirated? 	can I have been aspirating?
can you have been aspirating?
can he have been aspirating?
can we have been aspirating?
can you have been aspirating?
can they have been aspirating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I aspirate?
can't you aspirate?
can't he aspirate?
can't we aspirate?
can't you aspirate?
can't they aspirate? 	can't I be aspirating?
can't you be aspirating?
can't he be aspirating?
can't we be aspirating?
can't you be aspirating?
can't they be aspirating? 	can't I have aspirated?
can't you have aspirated?
can't he have aspirated?
can't we have aspirated?
can't you have aspirated?
can't they have aspirated? 	can't I have been aspirating?
can't you have been aspirating?
can't he have been aspirating?
can't we have been aspirating?
can't you have been aspirating?
can't they have been aspirating?