I can machine you can machine he can machine we can machine you can machine they can machine
Forma con V-ing
I can be machining you can be machining he can be machining we can be machining you can be machining they can be machining
Perfecto
I can have machined you can have machined he can have machined we can have machined you can have machined they can have machined
Perfecto con V-ing
I can have been machining you can have been machining he can have been machining we can have been machining you can have been machining they can have been machining
Negación
Forma simple
I can't machine you can't machine he can't machine we can't machine you can't machine they can't machine
Forma con V-ing
I can't be machining you can't be machining he can't be machining we can't be machining you can't be machining they can't be machining
Perfecto
I can't have machined you can't have machined he can't have machined we can't have machined you can't have machined they can't have machined
Perfecto con V-ing
I can't have been machining you can't have been machining he can't have been machining we can't have been machining you can't have been machining they can't have been machining
Forma interrogativa
Forma simple
can I machine? can you machine? can he machine? can we machine? can you machine? can they machine?
Forma con V-ing
can I be machining? can you be machining? can he be machining? can we be machining? can you be machining? can they be machining?
Perfecto
can I have machined? can you have machined? can he have machined? can we have machined? can you have machined? can they have machined?
Perfecto con V-ing
can I have been machining? can you have been machining? can he have been machining? can we have been machining? can you have been machining? can they have been machining?
Forma interro-negativa
Forma simple
can't I machine? can't you machine? can't he machine? can't we machine? can't you machine? can't they machine?
Forma con V-ing
can't I be machining? can't you be machining? can't he be machining? can't we be machining? can't you be machining? can't they be machining?
Perfecto
can't I have machined? can't you have machined? can't he have machined? can't we have machined? can't you have machined? can't they have machined?
Perfecto con V-ing
can't I have been machining? can't you have been machining? can't he have been machining? can't we have been machining? can't you have been machining? can't they have been machining?