I could fluoridate you could fluoridate he could fluoridate we could fluoridate you could fluoridate they could fluoridate
Forme en V-ing
I could be fluoridating you could be fluoridating he could be fluoridating we could be fluoridating you could be fluoridating they could be fluoridating
Perfect
I could have fluoridated you could have fluoridated he could have fluoridated we could have fluoridated you could have fluoridated they could have fluoridated
Perfect en V-ing
I could have been fluoridating you could have been fluoridating he could have been fluoridating we could have been fluoridating you could have been fluoridating they could have been fluoridating
Négation
Forme simple
I could not fluoridate you could not fluoridate he could not fluoridate we could not fluoridate you could not fluoridate they could not fluoridate
Forme en V-ing
I could not be fluoridating you could not be fluoridating he could not be fluoridating we could not be fluoridating you could not be fluoridating they could not be fluoridating
Perfect
I could not have fluoridated you could not have fluoridated he could not have fluoridated we could not have fluoridated you could not have fluoridated they could not have fluoridated
Perfect en V-ing
I could not have been fluoridating you could not have been fluoridating he could not have been fluoridating we could not have been fluoridating you could not have been fluoridating they could not have been fluoridating
Forme interrogative
Forme simple
could I fluoridate? could you fluoridate? could he fluoridate? could we fluoridate? could you fluoridate? could they fluoridate?
Forme en V-ing
could I be fluoridating? could you be fluoridating? could he be fluoridating? could we be fluoridating? could you be fluoridating? could they be fluoridating?
Perfect
could I have fluoridated? could you have fluoridated? could he have fluoridated? could we have fluoridated? could you have fluoridated? could they have fluoridated?
Perfect en V-ing
could I have been fluoridating? could you have been fluoridating? could he have been fluoridating? could we have been fluoridating? could you have been fluoridating? could they have been fluoridating?
Forme interro-négative
Forme simple
could I not fluoridate? could you not fluoridate? could he not fluoridate? could we not fluoridate? could you not fluoridate? could they not fluoridate?
Forme en V-ing
could I not be fluoridating? could you not be fluoridating? could he not be fluoridating? could we not be fluoridating? could you not be fluoridating? could they not be fluoridating?
Perfect
could I not have fluoridated? could you not have fluoridated? could he not have fluoridated? could we not have fluoridated? could you not have fluoridated? could they not have fluoridated?
Perfect en V-ing
could I not have been fluoridating? could you not have been fluoridating? could he not have been fluoridating? could we not have been fluoridating? could you not have been fluoridating? could they not have been fluoridating?