could oscillate
Regelmä&szlig;iges Verb: oscillate - oscillated- oscillated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I could oscillate
you could oscillate
he could oscillate
we could oscillate
you could oscillate
they could oscillate 	I could be oscillating
you could be oscillating
he could be oscillating
we could be oscillating
you could be oscillating
they could be oscillating	I could have oscillated
you could have oscillated
he could have oscillated
we could have oscillated
you could have oscillated
they could have oscillated	I could have been oscillating
you could have been oscillating
he could have been oscillating
we could have been oscillating
you could have been oscillating
they could have been oscillating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I couldn't oscillate
you couldn't oscillate
he couldn't oscillate
we couldn't oscillate
you couldn't oscillate
they couldn't oscillate 	I couldn't be oscillating
you couldn't be oscillating
he couldn't be oscillating
we couldn't be oscillating
you couldn't be oscillating
they couldn't be oscillating	I couldn't have oscillated
you couldn't have oscillated
he couldn't have oscillated
we couldn't have oscillated
you couldn't have oscillated
they couldn't have oscillated	I couldn't have been oscillating
you couldn't have been oscillating
he couldn't have been oscillating
we couldn't have been oscillating
you couldn't have been oscillating
they couldn't have been oscillating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
could I oscillate?
could you oscillate?
could he oscillate?
could we oscillate?
could you oscillate?
could they oscillate? 	could I be oscillating?
could you be oscillating?
could he be oscillating?
could we be oscillating?
could you be oscillating?
could they be oscillating? 	could I have oscillated?
could you have oscillated?
could he have oscillated?
could we have oscillated?
could you have oscillated?
could they have oscillated? 	could I have been oscillating?
could you have been oscillating?
could he have been oscillating?
could we have been oscillating?
could you have been oscillating?
could they have been oscillating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
couldn't I oscillate?
couldn't you oscillate?
couldn't he oscillate?
couldn't we oscillate?
couldn't you oscillate?
couldn't they oscillate? 	couldn't I be oscillating?
couldn't you be oscillating?
couldn't he be oscillating?
couldn't we be oscillating?
couldn't you be oscillating?
couldn't they be oscillating? 	couldn't I have oscillated?
couldn't you have oscillated?
couldn't he have oscillated?
couldn't we have oscillated?
couldn't you have oscillated?
couldn't they have oscillated? 	couldn't I have been oscillating?
couldn't you have been oscillating?
couldn't he have been oscillating?
couldn't we have been oscillating?
couldn't you have been oscillating?
couldn't they have been oscillating?