can trek
Verbo regolare: trek - trekked- trekked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can trek
you can trek
he can trek
we can trek
you can trek
they can trek 	I can be trekking
you can be trekking
he can be trekking
we can be trekking
you can be trekking
they can be trekking	I can have trekked
you can have trekked
he can have trekked
we can have trekked
you can have trekked
they can have trekked	I can have been trekking
you can have been trekking
he can have been trekking
we can have been trekking
you can have been trekking
they can have been trekking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can't trek
you can't trek
he can't trek
we can't trek
you can't trek
they can't trek 	I can't be trekking
you can't be trekking
he can't be trekking
we can't be trekking
you can't be trekking
they can't be trekking	I can't have trekked
you can't have trekked
he can't have trekked
we can't have trekked
you can't have trekked
they can't have trekked	I can't have been trekking
you can't have been trekking
he can't have been trekking
we can't have been trekking
you can't have been trekking
they can't have been trekking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I trek?
can you trek?
can he trek?
can we trek?
can you trek?
can they trek? 	can I be trekking?
can you be trekking?
can he be trekking?
can we be trekking?
can you be trekking?
can they be trekking? 	can I have trekked?
can you have trekked?
can he have trekked?
can we have trekked?
can you have trekked?
can they have trekked? 	can I have been trekking?
can you have been trekking?
can he have been trekking?
can we have been trekking?
can you have been trekking?
can they have been trekking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can't I trek?
can't you trek?
can't he trek?
can't we trek?
can't you trek?
can't they trek? 	can't I be trekking?
can't you be trekking?
can't he be trekking?
can't we be trekking?
can't you be trekking?
can't they be trekking? 	can't I have trekked?
can't you have trekked?
can't he have trekked?
can't we have trekked?
can't you have trekked?
can't they have trekked? 	can't I have been trekking?
can't you have been trekking?
can't he have been trekking?
can't we have been trekking?
can't you have been trekking?
can't they have been trekking?