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 can't shuttle you can't shuttle he can't shuttle we can't shuttle you can't shuttle they can't shuttle	I can't be shuttling you can't be shuttling he can't be shuttling we can't be shuttling you can't be shuttling they can't be shuttling
Perfect	V-ing perfect
I can't have shuttled you can't have shuttled he can't have shuttled we can't have shuttled you can't have shuttled they can't have shuttled	I can't have been shuttling you can't have been shuttling he can't have been shuttling we can't have been shuttling you can't have been shuttling they can't 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't I shuttle? can't you shuttle? can't he shuttle? can't we shuttle? can't you shuttle? can't they shuttle?	can't I be shuttling? can't you be shuttling? can't he be shuttling? can't we be shuttling? can't you be shuttling? can't they be shuttling?
Perfect	V-ing perfect
can't I have shuttled? can't you have shuttled? can't he have shuttled? can't we have shuttled? can't you have shuttled? can't they have shuttled?	can't I have been shuttling? can't you have been shuttling? can't he have been shuttling? can't we have been shuttling? can't you have been shuttling? can't they have been shuttling?