I can fracture you can fracture she can fracture we can fracture you can fracture they can fracture
V-ing form
I can be fracturing you can be fracturing she can be fracturing we can be fracturing you can be fracturing they can be fracturing
Perfect
I can have fractured you can have fractured she can have fractured we can have fractured you can have fractured they can have fractured
V-ing perfect
I can have been fracturing you can have been fracturing she can have been fracturing we can have been fracturing you can have been fracturing they can have been fracturing
Negation
Simple form
I can't fracture you can't fracture she can't fracture we can't fracture you can't fracture they can't fracture
V-ing form
I can't be fracturing you can't be fracturing she can't be fracturing we can't be fracturing you can't be fracturing they can't be fracturing
Perfect
I can't have fractured you can't have fractured she can't have fractured we can't have fractured you can't have fractured they can't have fractured
V-ing perfect
I can't have been fracturing you can't have been fracturing she can't have been fracturing we can't have been fracturing you can't have been fracturing they can't have been fracturing
Interrogative form
Simple form
can I fracture? can you fracture? can she fracture? can we fracture? can you fracture? can they fracture?
V-ing form
can I be fracturing? can you be fracturing? can she be fracturing? can we be fracturing? can you be fracturing? can they be fracturing?
Perfect
can I have fractured? can you have fractured? can she have fractured? can we have fractured? can you have fractured? can they have fractured?
V-ing perfect
can I have been fracturing? can you have been fracturing? can she have been fracturing? can we have been fracturing? can you have been fracturing? can they have been fracturing?
Interro-negative form
Simple form
can't I fracture? can't you fracture? can't she fracture? can't we fracture? can't you fracture? can't they fracture?
V-ing form
can't I be fracturing? can't you be fracturing? can't she be fracturing? can't we be fracturing? can't you be fracturing? can't they be fracturing?
Perfect
can't I have fractured? can't you have fractured? can't she have fractured? can't we have fractured? can't you have fractured? can't they have fractured?
V-ing perfect
can't I have been fracturing? can't you have been fracturing? can't she have been fracturing? can't we have been fracturing? can't you have been fracturing? can't they have been fracturing?