English verb conjugation
CAN SHUTTLE

Regular verb: shuttle - shuttled - shuttled

Affirmation

Simple form	V-ing form
I can shuttle you can shuttle he can shuttle we can shuttle you can shuttle they can shuttle	I can be shuttling you can be shuttling he can be shuttling we can be shuttling you can be shuttling they can be shuttling
Perfect	V-ing perfect
I can have shuttled you can have shuttled he can have shuttled we can have shuttled you can have shuttled they can have shuttled	I can have been shuttling you can have been shuttling he can have been shuttling we can have been shuttling you can have been shuttling they can have been shuttling

Negation

Simple form	V-ing form
I cannot shuttle you cannot shuttle he cannot shuttle we cannot shuttle you cannot shuttle they cannot shuttle	I cannot be shuttling you cannot be shuttling he cannot be shuttling we cannot be shuttling you cannot be shuttling they cannot be shuttling
Perfect	V-ing perfect
I cannot have shuttled you cannot have shuttled he cannot have shuttled we cannot have shuttled you cannot have shuttled they cannot have shuttled	I cannot have been shuttling you cannot have been shuttling he cannot have been shuttling we cannot have been shuttling you cannot have been shuttling they cannot have been shuttling

Interrogative form

Simple form	V-ing form
can I shuttle? can you shuttle? can he shuttle? can we shuttle? can you shuttle? can they shuttle?	can I be shuttling? can you be shuttling? can he be shuttling? can we be shuttling? can you be shuttling? can they be shuttling?
Perfect	V-ing perfect
can I have shuttled? can you have shuttled? can he have shuttled? can we have shuttled? can you have shuttled? can they have shuttled?	can I have been shuttling? can you have been shuttling? can he have been shuttling? can we have been shuttling? can you have been shuttling? can they have been shuttling?

Interro-negative form

Simple form	V-ing form
can I not shuttle? can you not shuttle? can he not shuttle? can we not shuttle? can you not shuttle? can they not shuttle?	can I not be shuttling? can you not be shuttling? can he not be shuttling? can we not be shuttling? can you not be shuttling? can they not be shuttling?
Perfect	V-ing perfect
can I not have shuttled? can you not have shuttled? can he not have shuttled? can we not have shuttled? can you not have shuttled? can they not have shuttled?	can I not have been shuttling? can you not have been shuttling? can he not have been shuttling? can we not have been shuttling? can you not have been shuttling? can they not have been shuttling?