can tip
Verbo regular: tip - tipped- tipped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can tip
you can tip
she can tip
we can tip
you can tip
they can tip 	I can be tipping
you can be tipping
she can be tipping
we can be tipping
you can be tipping
they can be tipping	I can have tipped
you can have tipped
she can have tipped
we can have tipped
you can have tipped
they can have tipped	I can have been tipping
you can have been tipping
she can have been tipping
we can have been tipping
you can have been tipping
they can have been tipping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot tip
you cannot tip
she cannot tip
we cannot tip
you cannot tip
they cannot tip 	I cannot be tipping
you cannot be tipping
she cannot be tipping
we cannot be tipping
you cannot be tipping
they cannot be tipping	I cannot have tipped
you cannot have tipped
she cannot have tipped
we cannot have tipped
you cannot have tipped
they cannot have tipped	I cannot have been tipping
you cannot have been tipping
she cannot have been tipping
we cannot have been tipping
you cannot have been tipping
they cannot have been tipping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I tip?
can you tip?
can she tip?
can we tip?
can you tip?
can they tip? 	can I be tipping?
can you be tipping?
can she be tipping?
can we be tipping?
can you be tipping?
can they be tipping? 	can I have tipped?
can you have tipped?
can she have tipped?
can we have tipped?
can you have tipped?
can they have tipped? 	can I have been tipping?
can you have been tipping?
can she have been tipping?
can we have been tipping?
can you have been tipping?
can they have been tipping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not tip?
can you not tip?
can she not tip?
can we not tip?
can you not tip?
can they not tip? 	can I not be tipping?
can you not be tipping?
can she not be tipping?
can we not be tipping?
can you not be tipping?
can they not be tipping? 	can I not have tipped?
can you not have tipped?
can she not have tipped?
can we not have tipped?
can you not have tipped?
can they not have tipped? 	can I not have been tipping?
can you not have been tipping?
can she not have been tipping?
can we not have been tipping?
can you not have been tipping?
can they not have been tipping?