can duck
Verbe régulier : duck - ducked- ducked
Traduction française : esquiver - se baisser vivement 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can duck
you can duck
he can duck
we can duck
you can duck
they can duck 	I can be ducking
you can be ducking
he can be ducking
we can be ducking
you can be ducking
they can be ducking	I can have ducked
you can have ducked
he can have ducked
we can have ducked
you can have ducked
they can have ducked	I can have been ducking
you can have been ducking
he can have been ducking
we can have been ducking
you can have been ducking
they can have been ducking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot duck
you cannot duck
he cannot duck
we cannot duck
you cannot duck
they cannot duck 	I cannot be ducking
you cannot be ducking
he cannot be ducking
we cannot be ducking
you cannot be ducking
they cannot be ducking	I cannot have ducked
you cannot have ducked
he cannot have ducked
we cannot have ducked
you cannot have ducked
they cannot have ducked	I cannot have been ducking
you cannot have been ducking
he cannot have been ducking
we cannot have been ducking
you cannot have been ducking
they cannot have been ducking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I duck?
can you duck?
can he duck?
can we duck?
can you duck?
can they duck? 	can I be ducking?
can you be ducking?
can he be ducking?
can we be ducking?
can you be ducking?
can they be ducking? 	can I have ducked?
can you have ducked?
can he have ducked?
can we have ducked?
can you have ducked?
can they have ducked? 	can I have been ducking?
can you have been ducking?
can he have been ducking?
can we have been ducking?
can you have been ducking?
can they have been ducking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not duck?
can you not duck?
can he not duck?
can we not duck?
can you not duck?
can they not duck? 	can I not be ducking?
can you not be ducking?
can he not be ducking?
can we not be ducking?
can you not be ducking?
can they not be ducking? 	can I not have ducked?
can you not have ducked?
can he not have ducked?
can we not have ducked?
can you not have ducked?
can they not have ducked? 	can I not have been ducking?
can you not have been ducking?
can he not have been ducking?
can we not have been ducking?
can you not have been ducking?
can they not have been ducking?