can oscillate
Regular verb: oscillate - oscillated- oscillated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can oscillate
you can oscillate
he can oscillate
we can oscillate
you can oscillate
they can oscillate 	I can be oscillating
you can be oscillating
he can be oscillating
we can be oscillating
you can be oscillating
they can be oscillating	I can have oscillated
you can have oscillated
he can have oscillated
we can have oscillated
you can have oscillated
they can have oscillated	I can have been oscillating
you can have been oscillating
he can have been oscillating
we can have been oscillating
you can have been oscillating
they can have been oscillating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot oscillate
you cannot oscillate
he cannot oscillate
we cannot oscillate
you cannot oscillate
they cannot oscillate 	I cannot be oscillating
you cannot be oscillating
he cannot be oscillating
we cannot be oscillating
you cannot be oscillating
they cannot be oscillating	I cannot have oscillated
you cannot have oscillated
he cannot have oscillated
we cannot have oscillated
you cannot have oscillated
they cannot have oscillated	I cannot have been oscillating
you cannot have been oscillating
he cannot have been oscillating
we cannot have been oscillating
you cannot have been oscillating
they cannot have been oscillating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I oscillate?
can you oscillate?
can he oscillate?
can we oscillate?
can you oscillate?
can they oscillate? 	can I be oscillating?
can you be oscillating?
can he be oscillating?
can we be oscillating?
can you be oscillating?
can they be oscillating? 	can I have oscillated?
can you have oscillated?
can he have oscillated?
can we have oscillated?
can you have oscillated?
can they have oscillated? 	can I have been oscillating?
can you have been oscillating?
can he have been oscillating?
can we have been oscillating?
can you have been oscillating?
can they have been oscillating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not oscillate?
can you not oscillate?
can he not oscillate?
can we not oscillate?
can you not oscillate?
can they not oscillate? 	can I not be oscillating?
can you not be oscillating?
can he not be oscillating?
can we not be oscillating?
can you not be oscillating?
can they not be oscillating? 	can I not have oscillated?
can you not have oscillated?
can he not have oscillated?
can we not have oscillated?
can you not have oscillated?
can they not have oscillated? 	can I not have been oscillating?
can you not have been oscillating?
can he not have been oscillating?
can we not have been oscillating?
can you not have been oscillating?
can they not have been oscillating?