English verb conjugation
CAN QUOTE

Regular verb: quote - quoted - quoted

Affirmation

Simple form	V-ing form
I can quote you can quote he can quote we can quote you can quote they can quote	I can be quoting you can be quoting he can be quoting we can be quoting you can be quoting they can be quoting
Perfect	V-ing perfect
I can have quoted you can have quoted he can have quoted we can have quoted you can have quoted they can have quoted	I can have been quoting you can have been quoting he can have been quoting we can have been quoting you can have been quoting they can have been quoting

Negation

Simple form	V-ing form
I can't quote you can't quote he can't quote we can't quote you can't quote they can't quote	I can't be quoting you can't be quoting he can't be quoting we can't be quoting you can't be quoting they can't be quoting
Perfect	V-ing perfect
I can't have quoted you can't have quoted he can't have quoted we can't have quoted you can't have quoted they can't have quoted	I can't have been quoting you can't have been quoting he can't have been quoting we can't have been quoting you can't have been quoting they can't have been quoting

Interrogative form

Simple form	V-ing form
can I quote? can you quote? can he quote? can we quote? can you quote? can they quote?	can I be quoting? can you be quoting? can he be quoting? can we be quoting? can you be quoting? can they be quoting?
Perfect	V-ing perfect
can I have quoted? can you have quoted? can he have quoted? can we have quoted? can you have quoted? can they have quoted?	can I have been quoting? can you have been quoting? can he have been quoting? can we have been quoting? can you have been quoting? can they have been quoting?

Interro-negative form

Simple form	V-ing form
can't I quote? can't you quote? can't he quote? can't we quote? can't you quote? can't they quote?	can't I be quoting? can't you be quoting? can't he be quoting? can't we be quoting? can't you be quoting? can't they be quoting?
Perfect	V-ing perfect
can't I have quoted? can't you have quoted? can't he have quoted? can't we have quoted? can't you have quoted? can't they have quoted?	can't I have been quoting? can't you have been quoting? can't he have been quoting? can't we have been quoting? can't you have been quoting? can't they have been quoting?