can skim
Verbe régulier : skim - skimmed- skimmed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can skim
you can skim
he can skim
we can skim
you can skim
they can skim 	I can be skimming
you can be skimming
he can be skimming
we can be skimming
you can be skimming
they can be skimming	I can have skimmed
you can have skimmed
he can have skimmed
we can have skimmed
you can have skimmed
they can have skimmed	I can have been skimming
you can have been skimming
he can have been skimming
we can have been skimming
you can have been skimming
they can have been skimming	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot skim
you cannot skim
he cannot skim
we cannot skim
you cannot skim
they cannot skim 	I cannot be skimming
you cannot be skimming
he cannot be skimming
we cannot be skimming
you cannot be skimming
they cannot be skimming	I cannot have skimmed
you cannot have skimmed
he cannot have skimmed
we cannot have skimmed
you cannot have skimmed
they cannot have skimmed	I cannot have been skimming
you cannot have been skimming
he cannot have been skimming
we cannot have been skimming
you cannot have been skimming
they cannot have been skimming	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I skim?
can you skim?
can he skim?
can we skim?
can you skim?
can they skim? 	can I be skimming?
can you be skimming?
can he be skimming?
can we be skimming?
can you be skimming?
can they be skimming? 	can I have skimmed?
can you have skimmed?
can he have skimmed?
can we have skimmed?
can you have skimmed?
can they have skimmed? 	can I have been skimming?
can you have been skimming?
can he have been skimming?
can we have been skimming?
can you have been skimming?
can they have been skimming? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not skim?
can you not skim?
can he not skim?
can we not skim?
can you not skim?
can they not skim? 	can I not be skimming?
can you not be skimming?
can he not be skimming?
can we not be skimming?
can you not be skimming?
can they not be skimming? 	can I not have skimmed?
can you not have skimmed?
can he not have skimmed?
can we not have skimmed?
can you not have skimmed?
can they not have skimmed? 	can I not have been skimming?
can you not have been skimming?
can he not have been skimming?
can we not have been skimming?
can you not have been skimming?
can they not have been skimming?